Answer:
true
Step-by-step explanation:
because there's less humidity
Pls help me i really need help
only the equation y=1/x shows an indirect proportional relationship, while the other three equations show either a direct proportional or a linear relationship.
How to solve the question?
The mathematical term "indirectly proportional" refers to a relationship in which two variables are related in such a way that when one increases, the other decreases, and vice versa. In other words, the two variables vary in opposite directions.
Out of the four equations given, only one shows an indirect proportional relationship. This equation is:
y=1/x
In this equation, y and x are indirectly proportional. As x increases, the value of 1/x decreases, and therefore, the value of y decreases as well. Similarly, as x decreases, the value of 1/x increases, and the value of y increases as well. This relationship is commonly known as an inverse relationship, where the two variables vary in opposite directions.
On the other hand, the other three equations do not show an indirect proportional relationship. The equation y=5x shows a direct proportional relationship, where y increases as x increases and vice versa. The equation y=-2x+1 is a linear equation with a negative slope, where y decreases as x increases, and y increases as x decreases. Lastly, the equation y=3x+5 is also a linear equation with a positive slope, where y increases as x increases, and y decreases as x decreases.
In summary, only the equation y=1/x shows an indirect proportional relationship, while the other three equations show either a direct proportional or a linear relationship.
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is it possible for the range of a data set of positive data values to be less than the mean of that data set?
Yes, it is possible for the range of a data set of positive data values to be less than the mean of that data set.
How to find range of the data?The range of a data set is the difference between the maximum and minimum values in the data set, while the mean (also known as the average) of a data set is the sum of all the values divided by the total number of values.
For example, consider the following data set of positive values: {2, 3, 5, 7, 9}. The range of this data set is 9 - 2 = 7, while the mean is (2 + 3 + 5 + 7 + 9)/5 = 26/5 = 5.2. In this case, the range (7) is less than the mean (5.2).
This can occur when the data set has a relatively small range, meaning that the difference between the maximum and minimum values is not very large compared to the mean.
the distribution of the data set and the specific values within it can affect the relationship between the range and the mean.
It's important to note that range and mean are just two measures of central tendency and variability, and other measures such as median, mode, and standard deviation can provide additional insights into the characteristics of a data set.
therefore, Yes, it is possible for the range of a data set of positive data values to be less than the mean of that data set.
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Simplify.
Remove all perfect squares from inside the square roots. Assume
�
xx and
�
zz are positive.
72
�
3
�
3
=
72x
3
z
3
=square root of, 72, x, cubed, z, cubed, end square root, equals
By simplifying the given square root , we get Simplified Root : 6 xz • [tex]\sqrt{(2xz) }[/tex]
how can we simplify roots ?Factor 72 into its prime factors
72 = 23 • 32
To simplify a square root, we extract factors which are squares, i.e., factors that are raised to an even exponent.
Factors which will be extracted are :
36 = 22 • 32
Factors which will remain inside the root are :
2 = 2
To complete this part of the simplification we take the square root of the factors which are to be extracted. We do this by dividing their exponents by 2 :
6 = 2 • 3
At the end of this step the partly simplified square root looks like this:
6 • [tex]\sqrt{ (2x3z3) }[/tex]
Simplify the Variable part of the square root
Rules for simplifing variables which may be raised to a power:
(1) variables with no exponent stay inside the radical
(2) variables raised to power 1 or (-1) stay inside the radical
(3) variables raised to an even exponent: Half the exponent taken out, nothing remains inside the radical. examples:
[tex]\sqrt{(x8)}[/tex]=x4
[tex]\sqrt{ (x^6)}[/tex]=x-3
(4) variables raised to an odd exponent which is >2 or <(-2) , examples:
[tex]\sqrt{ (x5)}[/tex]=x2•[tex]\sqrt{x}[/tex]
[tex]\sqrt{ (x^7)}[/tex]=x-3•[tex]\sqrt{x}[/tex]
Applying these rules to our case we find out that
[tex]\sqrt{ (x3z3)}[/tex] = xz • [tex]\sqrt{(xz) }[/tex]
Combine both simplifications
[tex]\sqrt{ (72x3z3)}[/tex] = 6 xz •[tex]\sqrt{(2xz) }[/tex]
Simplified Root :
6 xz • [tex]\sqrt{(2xz) }[/tex]
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1. 42% of the patients of a medical office are male. Of those males, 90% say they are satisfied
with the care they are receiving. What is the probability that a patient selected at random from
this office's patients is a male who is satisfied with the care he is receiving?
2. When asked about their support of two bills, 35% of congressmen supported Bill A, 62%
supported Bill B and 14% supported both.
a. Draw a Venn diagram.
b. Find the probability that a congressman selected at random......
i. supports Bill A or Bill B.
ii. supports Bill A but not Bill B.
iii. supports neither Bill A nor Bill B.
The probability that a congressman selected at random supports Bill A or Bill B is 0.83.
The probability that a congressman selected at random supports Bill A but not Bill B is 0.21.
The probability that a congressman selected at random supports neither Bill A nor Bill B is 0.17.
How to calculate the probabilityP(Bill A or Bill B) = P(Bill A) + P(Bill B) - P(Bill A and Bill B) = 0.35 + 0.62 - 0.14 = 0.83
ii. The probability that a congressman selected at random supports Bill A but not Bill B is the probability in the Bill A circle that is not in the overlap:
P(Bill A but not Bill B) = P(Bill A) - P(Bill A and Bill B) = 0.35 - 0.14 = 0.21
iii. P(neither Bill A nor Bill B) = P(not Bill A and not Bill B) = 0.17
Therefore, the probability that a congressman selected at random supports neither Bill A nor Bill B is 0.17.
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help PLSSSSSSSSSSSS I WILL MARK YOU BRAINLYEST
20 PTSSSSSSSSSSSSSS
Answer:
It'd be 4300 mililiters
Step-by-step explanation:
3.8× 100= 3800
3800+500=4300
In triangle ABC, ∠A = 50°, a = 11, and b = 14.
(a) Show that there are two triangles, ABC and A1B1C1, that satisfy these conditions. Using the Law of Sines, we know the following. (Round your answers to three decimal places. ) sin(B) ≈ ∠B ≈ ° and ∠B1 ≈ 180° − ° ≈ ° For triangle ABC, we see the following. (Round your answers to two decimal places. ) ∠C ≈ ° and c ≈ For triangle A1B1C1, we see the following. (Round your answers to two decimal places. ) ∠C1 ≈ ° and c ≈ Thus, there are two triangles that satisfy these conditions.
(b) Show that the areas of the triangles in part (a) are proportional to the sines of the angles C and C1, that is, area of ΔABC/ area of ΔA1B1C1 = sin(C)/ sin(C1). By the area formula, we see the following. Area of ΔABC/ Area of ΔA1B1C1 = 1 2 ab sin(C)/_______ =
In this problem, we are given the angle A, and the side lengths a and b of triangle ABC. Using the Geometry concept of Law of Sines, we can solve for the remaining angles and side lengths of the triangle. We find that sin(B) ≈ ∠B ≈ ° and ∠C ≈ °, and we can calculate that c ≈ 9.69. This gives us one possible triangle that satisfies the given conditions.
However, the problem states that there are two triangles that satisfy these conditions. To find the second triangle, we must first construct a triangle with angle A₁ = 180° - A and sides a₁ and b₁ such that a₁/b₁ = a/b. This is possible because the Law of Sines tells us that this ratio is constant for all three sides of a triangle. We then apply the Law of Sines to this new triangle to solve for its remaining parts. We find that sin(B₁) ≈ ∠B₁ ≈ ° and ∠C₁ ≈ °, and we can calculate that c₁ ≈ 12.02. This gives us the second possible triangle that satisfies the given conditions.
Now, to show that the areas of the two triangles are proportional to the sines of their respective angles C and C₁, we use the area formula for a triangle, which is 1/2 * base * height. The height of each triangle can be calculated using the sine of the angle opposite the base. Therefore, we have:
Area of ΔABC/ Area of ΔA₁B₁C₁ = (1/2 * a * c * sin(C)) / (1/2 * a₁ * c₁ * sin(C₁))
We can simplify this expression by substituting a1/b1 for a/b and simplifying:
Area of ΔABC/ Area of ΔA₁B₁C₁ = (a/b) * (c/c₁) * (sin(C)/sin(C₁))
Using the Law of Sines, we know that a/b = sin(A)/sin(B) and c/c₁ = sin(C)/sin(C₁), so we can substitute these values into our expression:
Area of ΔABC/ Area of ΔA₁B₁C₁ = (sin(A)/sin(B)) * (sin(C)/sin(C₁)) * (sin(C)/sin(C₁))
Using the fact that the angles in a triangle sum to 180°, we can solve for sin(A) and sin(B):
sin(A) = sin(180° - B - C) = sin(B + C)
sin(B) = sin(180° - A - C) = sin(A + C)
Substituting these values into our expression, we get:
Area of ΔABC/ Area of ΔA₁B₁C₁ = (sin(B + C)/sin(B)) * (sin(C)/sin(C₁)) * (sin(C)/sin(C₁))
Simplifying this expression, we get:
Area of ΔABC/ Area of ΔA₁B₁C₁ = sin(C)/sin(C₁)
Therefore, the areas of the two triangles are proportional to the sines of their respective angles C and C₁
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En una escuela se proyecta la construccion de una base con una placa conmemorativa en la cara frontal ¿cual es el area de la placa?
El rectángulo tiene 60 cm altura, 180 cm ancho y el triángulo arriba tiene 80 cm ancho y 30 altura
De acuerdo a la información, el área total de la placa es de 10800 centímetros cúbicos.
¿Cómo calcular el área total de la placa?El área que debe cubrir la placa es un área en forma de rectángulo. Por está razón, el área que se va a cubrir puede ser calculada utilizando la siguiente formula:
Área = largo x altura
De acuerdo a lo anterior, encontremos el área reemplazando los valores correspondientes:
60 cm x 180 cm = 10800 centímetros cúbicos
Por lo tanto, el área de la zona a cubrir por la placa es de 10800 centímetros cúbicos.
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John is a healthy 20-year-old college student. He weighs 160 lbs and jogs at a moderate pace 3 days per week for 20 minutes. Based on this information, approximately how many grams of protein does he need dail
The protein requirement may be slightly higher, around 1.0 to 1.2 g/kg, this would put his daily protein needs between 72.6 and 87.1 grams.
As a healthy 20-year-old college student who jogs at a moderate pace 3 days per week for 20 minutes, John has an active lifestyle that requires a certain amount of protein to maintain his body.
Protein is an essential nutrient that is needed for the growth and repair of muscles, bones, and other tissues in the body.
According to the Dietary Reference Intake (DRI), the recommended daily allowance of protein for an adult male is 56 grams per day.
However, this amount can vary depending on a person's body weight, activity level, and other factors.
In John's case, he weighs 160 lbs and exercises moderately 3 days per week. Based on this information, he would need approximately 72-80 grams of protein per day.
This is because athletes and people who exercise regularly need more protein to repair and build muscle tissue.
To meet his daily protein requirements, John can include protein-rich foods in his diet such as lean meats, fish, eggs, dairy products, nuts, and beans.
It is also important for him to spread out his protein intake throughout the day rather than consuming all of it in one meal.
John needs approximately 72-80 grams of protein per day to support his active lifestyle and maintain his overall health.
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Find the sum of the first 40 even numbers (starting with 2).
Answer:
The number series 2, 4, 6, 8, 10, 12, . . . . , 80. Therefore, 1640 is the sum of first 40 even numbers.......Sep 23, 2018
PLS MARK BRAINLIEST
Step-by-step explanation:
A plane rises from take-off and flies at an angle of 3 degrees with the horizontal runway. When it has gained 850 feet, find the distance, to the nearest foot, the plane has flown.
How many feet the the plane approximately fly?
By Tangent function, to the nearest foot, the plane has flown approximately 28,333 feet.
Describe Tangent?A closed, two-dimensional shape, a circle is also a curve. The radius of the circle or the line connecting the center O to the point of tangency is always vertical or perpendicular to the tangent line AB at P, i.e., OP is perpendicular to AB as illustrated in the accompanying figure.
We are aware of our side and degree. We must determine how far the aircraft has traveled.
To determine how far the plane has traveled, we can utilize the sine function. Keep in mind that the sine function's definition is
tan(θ) = opposite/adjacent = height/distance.
tan(3) = 850/d
Solving for d, we get:
d = 850/tan(3)
d ≈ 28,333 feet
Tangent figure given below:
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The variables x and y vary inversely. Use the given values to write an equation relating x and y . Then find y when x=−3 .
x = 1, y = 5
The equation is y =
Step-by-step explanation:
to vary inversely means that
y = k/x
the opposite would be to vary directly :
y = kx
so, in our case
5 = k/1
k = 5
y = 5/x
therefore, for x = -3
y = 5/-3 = -5/3 = -1.666666666...
Please help me! Circle L has points T, P, R, and S on the circle. Secant lines TQ and SQ intersect at point Q outside the circle. The mST = (3x - 19)°, mPR = (x +25)°, and mLPQR = 32°
In circle L in which secant lines TQ and SQ intersect at point Q outside the circle value of x = 54°, m ST = 143°, m PR = 79°
∠PQR = 1/2( ST - PR)
∠PQR = 32°
m ST = (3x - 19)°
m PR = (x + 25)°
Putting the value in the equation we get
32 = 1/2( 3x - 19 - (x + 25) )
32 × 2 = 3x -19 -x -25
64 = 2x - 44
64 + 44 = 2x
108 = 2x
x = 54°
m ST = (3x - 19)°
m ST = 3(54) -19
m ST = 162 - 19
m ST = 143°
m PR = (x + 25)°
m PR = 54 + 25
m PR = 79°
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the subject is polynomial
Answer:
3p^2 -6p +3
Step-by-step explanation:
(3p-3) ( p-1)
We can FOIL
first : 3p*p = 3p^2
outer: 3p * -1 = -3p
inner: -3*p = -3p
last: -3*-1 = 3
Add them together : 3p^2 -3p -3p +3
3p^2 -6p +3
Answer:
4th answer is correct
Step-by-step explanation:
( 3p - 3 ) ( p - 1 )
Multiply each term in ( p - 1 ) by 3p and -3.
3p ( p - 1 ) - 3 ( p - 1 )
Solve the brackets.
3p² - 3p - 3p + 3
Combine like terms.
3p² - 6p + 3
The car completes 4 whole rotations in a time period of 2 minutes.
Write a function rule that could model this situation? Explain how you came up with the equation.
The cosine function that could model the height of the Ferris wheel is given as follows:
y = cos(4π).
How to define the cosine function?The cosine function is defined as follows:
y = cos(Bx).
In which the period of the function is given by 2π/B.
The car completes 4 whole rotations in a time period of 2 minutes, hence it completes 2 rotations per minute, thus the period of the function is of 0.5 minutes.
Considering the period of 0.5 minutes, the coefficient B is given as follows:
2π/B = 0.5
0.5B = 2π
B = 2π/0.5
B = 4π.
Hence the function is given as follows:
y = cos(4π).
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The perimeter of a rectangular living room is 38 meters. The living room is 9 meters wide how long is it
If the perimeter of a rectangular living room is 38 meters, the length of the living room is 105 meters.
The perimeter of a rectangle is the sum of the lengths of all its sides. Let's denote the length of the living room as "L". The formula for the perimeter of a rectangle is:
Perimeter = 2(length + width)
We know that the width of the living room is 9 meters, and the perimeter is 38 meters. Substituting these values in the formula, we get:
38 = 2(L + 9)
Dividing both sides by 2, we get:
19 = L + 9
Subtracting 9 from both sides, we get:
L = 105
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Write the following in expanded form.
369.964
A.
B.
C.
D.
The number 369.964 in expanded form as 369.964 = 300 + 60 + 9 + 0.9 + 0.06 + 0.004
To express 369.964 in expanded form, we must break down the number by its place value. The digits to the left of the decimal point represent whole numbers, while the digits to the right represent fractions or decimals.
So let's start with the whole number part, 369. We can express this in expanded form by breaking it down into its component parts according to its place value. The digit 3 is in the hundreds place, which means it has a value of 300. The digit 6 is in the tens place, which means it has a value of 60. The digit 9 is in the ones place, which means it has a value of 9. Therefore, we can write 369 in expanded form as:
369 = 300 + 60 + 9
Now let's move on to the decimal part, 0.964. The digit 9 is in the tenths place, which means it has a value of 0.9. The digit 6 is in the hundredths place, which means it has a value of 0.06. The digit 4 is in the thousandths place, which means it has a value of 0.004. Therefore, we can write 0.964 in expanded form as:
0.964 = 0.9 + 0.06 + 0.004
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What is the name corresponding to the metric symbol mL?
Identify scale factor in scale drawings
The scale factor in scale drawing from figutre A to figure B is 4
Identifying the scale factor in scale drawingsIn a scale drawing, the scale factor represents the ratio of the size of an object in the drawing to the size of the corresponding object in real life.
In the given scale drawing, the object is scaled up from 7 cm to 28 cm.
Therefore, the scale factor can be calculated as follows:
scale factor = size of object in drawing / size of corresponding object in real life
scale factor = 28 cm / 7 cm
scale factor = 4
So, the scale factor in this scale drawing is 4.
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MOUNTAIN PEAKS Marcus and Skye want to estimate how far a mountain peak is from their houses. After taking some measurements,
they construct a diagram.
The actual distance between Marcus and Skye's houses is 1 1/2 miles.
a. What is the actual distance from Marcus's house to the peak of the mountain? Round your answer to the nearest tenth of a mile.
Peak
b. What is the actual distance from Skye's house to the peak of the mountain? Round your answer to the nearest tenth of a mile.
The actual distance from Marcus's house to the peak is 0.328 miles and the Skye's distance is 0.330 miles
The actual distance from Marcus's house to the peakGiven that
The actual distance between Marcus and Skye's houses is 1 1/2 miles.
So, we have
Ratio = 0.246 : 1 1/2
Scale : Actual = 0.246 : 1 1/2
For Marcus, we have
2 : Actual = 0.246 : 1 1/2
So, we have
Actual = 0.246/(1 1/2) * 2
Evaluate
Actual = 0.328
The actual distance from Skye's house to the peakFor Skye, we have
2.015 : Actual = 0.246 : 1 1/2
So, we have
Actual = 0.246/(1 1/2) * 2.015
Evaluate
Actual = 0.330
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Jackson bought 5 books that cost $7 each. How much change did he get from $40?
The remaining amount that Jackson has is $5.
The cost of 5 books at $7 each is:
5 books * $7/book = $35
To find the amount of change Jackson got from $40, we need to subtract the cost of the books from $40:
$40 - $35 = $5
Therefore, Jackson got $5 in change.
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In 1992, Jason bought a gallon of gas for $1.23. Yesterday, he bought a gallon of gas for $2.17. What is the percentage increase of the price of a gallon of gas from 1992 to yesterday? If necessary, round to the nearest tenth of a percent. A. 23.6% B. 56.7% C. 76.4% D. 43.3%
What percentage of 1.23 is 2.17? The amount over 100% will be the increase:
[tex]2.17 = \huge \text(\dfrac{x}{100}\huge \text )(1.23)[/tex]
[tex]x =\dfrac{ 2.17(100)}{1.23}[/tex]
[tex]x = 176.4\%[/tex]
The increase is 76.4%
If you buy fast food 4 times per week and it costs you about $850 each time, then what should your monthly budget be for fast food?
A. $136
B. $35
C. $100
D. $148
The Monthly Budget for fast food is Option A. $136.
To determine how much money you should budget for fast food, we need to calculate the total amount of money you spend on fast food each week. To do this, we simply multiply the cost of one fast food meal by the number of meals you buy in a week, which is four in this case.
$850 x 4 = $3400 per week
Next, we need to figure out how much money you spend on fast food per month. To do this, we need to multiply the weekly amount by the number of weeks in a month. Most months have around four weeks, so we will use that as an estimate.
$3400 x 4 = $13600 per month
Therefore, the answer is Option A. $136. You should budget around $136 per month for fast food if you buy it four times a week and it costs you about $850 each time.
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A population of 752,000 people decreases at a rate of 1.4% each year. What will be the population after 18 years?
Answer:
562496
Step-by-step explanation:
i think
Answer:189504
Step-by-step explanation:
To get the 1.4% of population you need to multiply it like this: 752000 × 1.4% = 10528.
10528 is the population decrease every year, to find the population decrease after 18 years you need to multiply it again like this: 10528 × 18 = 189504.
189504 is the population decrease after 18 years.
Which graph is that of the inequality shown below
A graph which is that of the inequality shown include the following: D. Graph D.
How to graph the solution to this linear inequality?In order to to graph the solution to the given linear inequality on a coordinate plane, we would use an online graphing calculator to plot the given linear inequality and then take note of the points that lie on its line;
y ≥ -3x + 1
Next, we would use an online graphing calculator to plot the given linear inequality as shown in the graph attached below.
Based on the graph (see attachment), we can logically deduce that a possible solution for the linear equation is the ordered pairs (0, 1) and (1, -2), with a solid line that is shaded above to indicate the solution, and this must be represented with the greater than or equal to (>) inequality symbol.
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A experiment involves flipping a coin and a dice. What is the probability for rolling a even number and landing on tails
The probability of rolling an even number on a dice is 1/2, since there are three even numbers (2, 4, and 6) out of a total of six possible outcomes (1, 2, 3, 4, 5, and 6).
The probability of landing on tails when flipping a coin is also 1/2, since there are only two possible outcomes (heads or tails) and they are equally likely.
To find the probability of both events happening together, we need to multiply their probabilities:
1/2 (probability of rolling an even number) x 1/2 (probability of landing on tails) = 1/4
Therefore, the probability of rolling an even number on a dice and landing on tails when flipping a coin is 1/4 or 0.25 (25%).
~~~Harsha~~~
Question 4 (1 point)
A sixth-grade class collected data on the number of siblings in the class. Here is the dot plot of the data they collected.
What amount of siblings occurred most often? (What is the mode)
The island has a population of 12175 people. Find the population density in people per square kilometer
Answer: the population density is approximately 121.75 people/km^2.
Step-by-step explanation: Assuming a scenario whereby the island in question is entirely populated and encompasses a total expanse of 100 square kilometers, it follows that the resulting population density would be as follows:
The formula for population density can be expressed as the ratio of total population to a given geographic area. Mathematically, it is written as Population density = Population / Area.
The metric for measuring population density yields a value of 121.75 individuals per hectare.
The metric expressing the number of individuals residing in a given geographic area is referred to as population density. In this specific instance, the population density is calculated to be 121.75 persons per square kilometer.
Assuming a complete occupancy of the island and a cumulative surface area of 100 square kilometers, it can be posited that...
Tina collects cans to recycle at the supermarket. Last week, on Monday,Wednesday and Thursday , she collected 37 cans each day. On Tuesday,Friday,Saturday and Sunday sh collected 43 cans each day. Tina gets 5 cents for every can she recycles
If on Tuesday, Friday, Saturday, and Sunday, she collected 43 cans each day. Tina got $14.15 for her cans last week.
Tina collected 37 cans on Monday, Wednesday, and Thursday, which is a total of 37 x 3 = 111 cans. She collected 43 cans on Tuesday, Friday, Saturday, and Sunday, which is a total of 43 x 4 = 172 cans. The total number of cans she collected last week is 111 + 172 = 283 cans.
Since Tina gets 5 cents for every can she recycles, she made 5 x 283 = $14.15 for recycling all of the cans she collected last week.
Therefore, Tina got $14.15 for her cans last week.
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Complete question is:
Tina collects cans to recycle at the supermarket. Last week, on Monday, Wednesday and Tursday, she collected 37 cans each day. On Tuesday, Friday, Saturday, and Sunday, she collected 43 cans each day. Tina gets 5 cents for every can she recycles. How much money did Tina get for her cans last week?
which ones multi answer
191 cm
191 cm
162 cm
162 cm
170 cm
170 cm
152 cm
152 cm
192 cm
192 cm
168 cm
168 cm
201 cm
201 cm
205 cm
205 cm
190 cm
190 cm
161 cm
161 cm
193 cm
193 cm
195 cm
195 cm
177 cm
The heights that people had a foot size smaller than 24 centimetres would be = 162cm, 152cm, 162cm, 161cm,162cm.
How to determine the number of foot size lees than 24cm?The total number of people whose foot sizes and heights where obtained for the study = 15
The heights that had foot sizes less than 24cm= 162cm, 152cm,162cm,161cm,162cm.
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Using the graphing function on your calculator, find the solution to the system of equations shown below. 4y + 12x = 10 2y - 6x = -8 A. No solution B. More than 1 solution C. x = 13/12, y = -3/4 D. x = -6, y = 2
Therefore, the solution to the system of equations is: x = 13/12, y = -3/4 that is option C.
What is equation?In mathematics, an equation is a statement that asserts the equality of two expressions, separated by an equals sign (=). The expressions on either side of the equals sign are referred to as the left-hand side (LHS) and the right-hand side (RHS) of the equation. Equations are used to describe relationships between variables and to solve problems.
Here,
To solve the system of equations:
4y + 12x = 10 ...(1)
2y - 6x = -8 ...(2)
We can use the method of elimination or substitution.
Method of elimination:
We can eliminate x by multiplying equation (2) by 2 and adding it to equation (1) to obtain:
4y + 12x = 10
(4y - 12x = -16)
8y = -6
Dividing both sides by 8, we get:
y = -6/8
y = -3/4
Substituting this value of y in equation (1), we get:
4(-3/4) + 12x = 10
Simplifying and solving for x, we get:
-3 + 12x = 10
12x = 13
x = 13/12
So the answer is C. x = 13/12, y = -3/4.
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