Fraction form 12.5% question did Paul get wrong .
What do math fractions mean?
An element of a whole is a fraction. In mathematics, the number is represented as a quotient, where the numerator and denominator are divided.
Both are integers in a simple fraction. In the numerator or denominator of a complex fraction is a fraction. A proper fraction has a numerator that is lower than its denominator.
Fraction of incorrect question = 1/8
Present of incorrect question
Computation:
Present of incorrect question = (Fraction of incorrect question)(100)
Present of incorrect question = (1/8)(100)
Present of incorrect question = 12.5%
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The two statements below are different ways to say that the sides of these similar triangles are proportional.
Complete the equations that go with the statements.
Drop down options
1: e,f
2: q,r
3: p,q,r
4: d,e,f
Step-by-step explanation:
it is simple : it always has to be the corresponding side of the other triangle. all sides must have the same scaling factor.
d/p = e/q = f/r
d/e = p/q
e/f = q/r
f/d = r/p
The equations that go with the statements are; e/f = q/r and f/d = r/p
What is a proportion?A proportion is a fraction of a total amount, and the measures are related using a rule of three.
The relations between variables, either direct or inversely proportional, can be built to find the desired measures in the problem.
We want the different ways sides of similar triangles can be shown as proportional.
Corresponding sides
From shorter to longer, the corresponding sides in similar triangles are ...
Smaller ... Larger
b . . . . . . . e
a . . . . . . . d
c . . . . . . . f
d/p = e/q = f/r
d/e = p/q
e/f = q/r
f/d = r/p
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Given m||n, find the value of x ( x+1) (7x-5)
Answer: If two lines are parallel, it means that they have the same slope. Therefore, to find the value of x in this problem, you need to find the slope of line m and line n, and then set them equal to each other.
The slope of a line can be found using the formula:
slope = (y2 - y1)/(x2 - x1)
In this case, you are given the equation of line m in the form "x + 1", and the equation of line n in the form "7x - 5". To find the slope of each line, you can rewrite these equations in the form y = mx + b, where m is the slope and b is the y-intercept (the point where the line crosses the y-axis).
For line m, we have:
y = x + 1
The slope of this line is m = 1.
For line n, we have:
y = 7x - 5
The slope of this line is m = 7.
Since line m and line n are parallel, their slopes must be equal. Therefore, we can set these slopes equal to each other and solve for x:
1 = 7
This equation has no solution, which means that there is no value of x that will make these two lines parallel. Therefore, the answer is that there is no solution.
Question 5
Is this a function? Explain, why or why not!
P
Edit View Insert Format Tools Table
12pt
Paragraph
U AV T²v|
BIU
B
>
EF
By using the concept of function, it can be seen that the given graph represents a function.
What is a function?
A function from A to B is a rule that assigns to each element of A a unique element of B. A is called the domain of the function and B is called the codomain of the function.
There are different operations on functions like addition, subtraction, multiplication, division and composition of functions.
Here the values on the x axis represents the domain and the values on the y axis represents the Range.
From the graph it can be seen that
Every point of the domain maps to unique point on the range.
So this is a function
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Use the ingredients from the food bank’s recipe for vegetable bean soup shown below.
AlternativeText
Anna makes a pot of the soup. She is using a 14-cup measuring cup.
Part A
How many times will Anna need to fill the measuring cup to measure 78 cup of turnips? Show your work.
Anna can only fill the measuring cup a whole number of times, she will need to fill it 6 times to measure 78 cups of turnips.
What is division in mathematics?
Division is the process of splitting a number or an amount into equal parts.
To find the number of times Anna will need to fill the measuring cup, divide the number of cups of turnips by the size of the measuring cup:
78 cups/14 cups:
= 78/14
=5.57 measures
Hence, Anna can only fill the measuring cup a whole number of times, she will need to fill it 6 times to measure 78 cups of turnips.
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Please help me solve!
Answer: the answer is 2
Step-by-step explanation: he explains how and why he individuals are being studied
Reflect LUX across x= -1.
(PLEASE HELP!)
The coordinates will be after applying the transformation, L( 3, 1) --> (-5, 1) U(3, 5), -- > (-5, 5), and X(0, 5) --> (-2, 5)
What is geometric transformation?It is defined as the change in coordinates and the shape of the geometrical body. It is also referred to as a two-dimensional transformation. In the geometric transformation, changes in the geometry can be possible by rotation, translation, reflection, and glide translation.
It is given that:
The graph is shown in the picture.
From the picture the coordinates are:
L( 3, 1)
U(3, 5),
X(0, 5)
After transformation:
L( 3, 1) --> (-5, 1)
U(3, 5), -- > (-5, 5)
X(0, 5) --> (-2, 5)
Thus, the coordinates will be after applying the transformation,
L( 3, 1) --> (-5, 1) U(3, 5), -- > (-5, 5), and X(0, 5) --> (-2, 5)
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Jared and Zach are practicing their free throws. Jared attempted x shots and made 75% of them. Zach attempted 10 more shots than Jared did and made 80% of them. Together, they made a total of 101 shots. Which equation represents this situation? Select the correct answer. 0.75x = 0.8(x + 10) 0.75(x + 10) + 0.8x = 101 0.75x + 0.8x + 10 = 101 0.75x + 0.8(x + 10) = 101
Answer: 0.75x+0.8(x+10)=101
Step-by-step explanation:
Jared: a=x*0.75
Zach: b= (x+10)*0.8
total a+b=101
final equation
0.75x+0.8(x+10)=101
If f(a) = 1 and f(b) = 4, then the value of b-2a is
central middle school has a triangular patio where students eat lunch. A scale drawing of patio is showing. The scale is 1 in. : 9 ft.
The power of three halves is equal to 3.
What is power?
Power is the ability to influence or control the behaviour of others, and to make decisions that affect the outcome of any given situation. It is a form of force that can be both positive and negative, and can be used in various ways. Power can come from a variety of sources, such as money, status, knowledge, physical strength, and social standing. It is a form of authority that can be used to motivate and inspire others, or to manipulate and coerce them. Power is an important part of many social and political systems, and is essential for effective leadership. It is an essential tool for achieving desired outcomes and can be used for good or for ill. Ultimately, power is a form of influence, and its use depends on the individual wielding it.
In general, if a is a positive real number and n is a positive integer, then a^(n/2) is equal to the square root of a^n. This can be written as:
a^(n/2) = sqrt(a^n) = a^(1/2) * a^(1/2)
Therefore, 3^(3/2) is equal to 3.
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Answer:
First answer: 10
Second answer: 810 ft^2
Step-by-step explanation:
Hope this helps
About 20% of software engineers in Silicon Valley earn approximately $50,000 per year.
In a random sample of 80 software engineers, let X represent the number of engineers that earn approximately $50,000 per year.
a. Find the probability that at most 20 earn approximately $50,000 per year.
the distribution of the sample mean, , will be normally distributed if the sample is obtained from a population that is normally distributed, regardless of the sample size.
The statement that ,"distribution of sample mean(μ) will be normally distributed if sample is obtained from population that is normally distributed, regardless of sample size(n)" is True .
What is Normal Distribution ?
A Normal Distribution is a distribution that describes a symmetrical plot of data around the mean value, where width of curve is defined by standard deviation.
the Central Limit Theorem states that , for a normally distributed random variable "X" , with mean "μ" and standard deviation "σ" , the sampling distribution of the sample means with size "n" can be approximated to a normal distribution with mean and standard deviation is s = σ/√n .
So , sample size restriction is only for non normal underlying distribution,
Therefore , by Central Limit Theorem the given statement is True .
The given question is incomplete , the complete question is
The distribution of the sample mean (μ), will be normally distributed if the sample is obtained from a population that is normally distributed, regardless of the sample size . Is the statement True or False ?
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Help with this geometry math please!!
Answer: 5x-3=3x+9=4y+20
2x+6+20=180
answer is 74
Step-by-step explanation:
Andre rode his bike at a constant speed. He rode 2 1/3 miles in 11 2/3 minutes. How long will it take andre to ride 4 2/5 miles?
Answer:
22.31 minutes
Step-by-step explanation:
First simplify the numbers to decimals to make it easy : 2 1/3 = 2.30( estimated) , 11 2/3 = 11.67 ( estimated ), and 4 2/5 = 4.4
The we divide how many miles by the total amount of minutes to get 5.07( estimated )
We then multiply it by 4.4 to get 22.308 to be exact.
So it will take him 22.31 minutes
P.S : Correct me if I am wrong. Apologizes.
Write a letter to your friend telling her how you are preparing to your examination.
Answer:
Step-by-step explanation:
I hope this letter finds you in good health dear. I am doing well here.
It is been a long time since I haven’t written a letter to you, I finally got some time. I was actually occupied with some practical submissions. I am anyway going to start with the preparation for my exams. They are beginning from next week onward. What about yours?
This time I will be making my own notes by going through each and every topic so that I don’t miss out on topics. If you want I will share my notes with you. I am also going to refer to some extra books for easier explanations. My teacher gave me this idea. This will help me remember the basics in my own words and will help me understand each and every concept well.
Do write me back. I miss our long chats and I wish to hear from you.
Pls Help ASAP) Willing to give 25 points) Pls show your work) If you don't know pls don't answer.
The value of h(-5) in the given function, h(x) = -3|x - 1| + 4, is h(-5) = -14
Evaluating a functionFrom the question, we are to evaluate the given function for the given value
The given function is
h(x) = -3|x - 1| + 4
We are to determine the value of h(-5).
To determine the value of h(-5), we will substitute -5 for x in the given function.
That is,
h(x) = -3|x - 1| + 4
h(-5) = -3|(-5) - 1| + 4
h(-5) = -3|-5 - 1| + 4
h(-5) = -3|-6| + 4
h(-5) = -3(6) + 4
h(-5) = -18 + 4
h(-5) = -14
Hence, the value of h(-5) is -14
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Augustus Galoop (from Willie Wonka & The Chocolate Factory) LOVED
chocolate. He loved it SO MUCH, he decided to create his very own chocolate
milk He made 30 gallons (he REALLY loves chocolatel). The mixture had to be
perfect, so he started with a recipe of 10% chocolate syrup and 90% milk It
was too weak, so he tried 30% chocolate & 70% milk That was even too
chocolaty for him. "Maybe, If I try 15% chocolate syrup & 85% milk, it'll be
perfect??" So he did, but he forgot how many gallons of chocolate syrup & milk he'd
used for the first two attempts. He DID remember the percentages, though. How
many gallons of chocolate syrup & milk did he use for his final mixture?
Augustus used a total of 12 gallons + 1.8 gallons = 12+1.8=13.8 gallons of chocolate syrup in the three mixtures.
What is a percentage?
Percentages are essentially fractions where the denominator is 100. To show that a number is a percent, we use the percent symbol (%) besides the number. For example, if you got 75 questions right out of 100 on a test (75/100), you would have scored 75%.
Since Augustus used 10% chocolate syrup and 90% milk for the first mixture and 30% chocolate syrup and 70% milk for the second mixture, the total percentage of chocolate syrup he used in the first two mixtures is 10% + 30% = 40%.
Since Augustus made a total of 30 gallons of chocolate milk, he used 30 gallons * 40% =3040.01=12 gallons of chocolate syrup in the first two mixtures.
For the final mixture, Augustus used 15% chocolate syrup and 85% milk. The total percentage of chocolate syrup he used for the final mixture is 15%.
Since Augustus used a total of 12 gallons of chocolate syrup in the first two mixtures, he used an additional 12 gallons * 15% = 1215.01=11.8 gallons of chocolate syrup for the final mixture.
Hence, Augustus used a total of 12 gallons + 1.8 gallons = 12+1.8=13.8 gallons of chocolate syrup in the three mixtures.
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Plot the point on this function with a y-value of 4.
What is the x-value of this point?
Answer:
x value= 3
Step-by-step explanation:
Hope this helps!!
Hannah took out a $600 loan from the bank. At the end of 5 years, she pays back the
principal, plus $60 simple interest. What was the annual interest rate?
Answer: 2%
Step-by-step explanation:
First, take $60 divided by $600, then times 100% = 10% rate for five years
Then take 10 divided by 5 = 2% per year
Steven entered a number into his calculator.
To this number, he added the square of the original number and the cube
of the original number.
Steven got the answer 182.267
Use a trial and improvement method to find the number that Steven first
entered into his calculator. Show your working.
Show your working
Answer:
??????????????????????
Answer:
5.36^2+5.36^3=182.720256
Step-by-step explanation:
Jack and andrea want to create a right triangle together using values of x and y and the polynomial identity to generate pythagorean triples. If andrea picks a value of x = 2, and the hypotenuse of the resulting right triangle is 5, what natural number value of y did jack pick?.
On solving the provided question, we got that - y = 4, when x=2 and the hypotenuse of the resulting right triangle is 5.
What is the formula for the Pythagorean theorem?[tex]AC^2 = AB^2 + BC^2[/tex] is the formula for the Pythagorean theorem, where AB is the perpendicular, BC is the base, and AC is the hypotenuse. All triangles with 90° angles are governed by the Pythagorean equation.
The hypotenuse formula can be used to define the relationship between the sides of a right triangle, making it a specific kind -
[tex]c^2 = a^2 + b^2\\or\\c^2 = x^2 + y^2[/tex]
where,
The triangle's hypotenuse, or c, is the side that faces away from the 90-degree angle.
while the sides closest to the 90° angle are denoted by a and b.
Given that the hypotenuse is 5 = c and one of the sides has a measure of 2 = x in the issue statement, we can calculate for y as follows:
[tex]y^2 = c^2 - x^2\\y^2 = 5^2 - 2^2\\y^2 = 21\\y = 4.58[/tex]
The number before the decimal is known as the natural number. As a result, the response is:
y = 4
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In transformations, a line of _____ is also a perpendicular bisector.
Answer: perpendicular bisector
Step-by-step explanation: Hope you see it helpful!
The equation N(t)
=
700/
1 + 69e-0.7t
models the number of people N in a town who have heard a rumor after t days.
To the nearest whole number, how many people will have heard the rumor after 3 days?
people
Step-by-step explanation:
Functions can be represented as equations, and equations can be represented as functions.
The number of people that started the rumor is 10
The function is represented as:
To calculate the number of people that started the rumor, we simply set t to 0.
So, we have:
Evaluate the exponent of e
Express e^0 as 1
Multiply 39 and 1
Add 1 and 39
Divide 400 by 40
When t = 0, N(t) = 10
This means that 10 people started the rumor.
Hence, the number of people that started the rumor is 10
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you have ads personalization enabled for your property, but want to exclude specific events. what does this mean for the data for those events?
This mean for the data for those events is that data will only be used for measurement purposes.
Given :
You have ads personalization enabled for your property, but want to exclude specific events.
You may use digital advertising to help reach people online and drive conversions on your application and website when you enable personalization in analytics .
Example :
By activating you gain the ability to use your analytics audiences to personalize your digital , which can improve the performance of your campaigns.
You can adjust personalization for a specific event type or user property in your analytics property.
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Find the distance between the point (3, 5) and a line with the equation 5x-3y+10=0
The distance between the points (3,5) and a line with the equation 5x-3y+10=0 is 10/√34 units.
Given that,
We have to find the distance between the points (3,5) and a line with the equation 5x-3y+10=0.
We know that,
We have a formula that is
Let (x₁, y₁) be the point and ax + by + c = 0 be the line.
Then the distance between a point and a line will be
d=|ax₁+by₁+c|/√(a²+b²)
Here,
(x₁,y₁)=(3,5)
a=5, b=-3 and c=10
So, substituting
d=|5(3)+(-3)(5)+10|/√(5²+(-3)²)
d=|15-15+10|/√25+9
d=|10|/√34
d=10/√34
Therefore, the distance between the points (3,5) and a line with the equation 5x-3y+10=0 is 10/√34 units.
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Mr. Bakie wants to use the interest from his High Savings Account to buy his next TV. The TV will cost $900. He would like his investment to grow over for two and a half years. If he has a rate of 3.5%, how much will he need to invest in order to cover the cost of the TV?
To invest in order to cover the cost of the TV is 964.62.
What is interest?In the simplest terms possible, interest is the cost of borrowing money. It's the portion of a credit card or loan balance you have to pay back to your lender. However, interest can also be paid to you; prominent ways to do so include certificates of deposit and savings accounts.
Simple interest is a quick and simple formula for figuring out how much interest will be charged on a loan. The daily interest rate, the principle, and the number of days between payments are multiplied to calculate simple interest.
TV price was $900.
3.5% interest rate
Investment period of 2 1/2 years: p (1 +r/100)n 900((1 + 3.5)/100)2 1/2 964.62
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Jazmin is completing an art project. She has two pieces of construction paper. The first piece is 444444 cm wide and the second piece is 333333 cm wide.
Jazmin wants to cut the paper into strips that are equal in width and are as wide as possible.
How wide should Jazmin cut each strip?
(04.01 MC)
A retail company is studying how employees are divided by job classification, such as employee, manager, and senior manager. Which of the following displays could be used to represent the data, and why?
Box plot; because job classification is categorical
Box plot; because job classification is numerical
Bar chart; because job classification is categorical
Bar chart; because job classification is numerical
Answer:
Bar chart; because job classification is categorical.
Step-by-step explanation:
Categorical data: Data that can be divided into groups (categories).
Numerical data: Data that is in the form of numbers (also called "quantitative data").
Therefore, "job classification" is categorical data since the classifications such as employee, manager, senior manager, etc. are categories rather than numbers.
Box plots are used to show distributions of numerical data values.
Bar charts are used to show a comparison of values across different categories of data.
Therefore, a bar chart should be used to represent the data as the data is categorical.
Answer:
Step-by-step explanation: Bar chart; because job classification is categorical.
B) Factorise fully 2ab² +8a²b
Answer:
[tex]2ab(b+4a)[/tex]
Step-by-step explanation:
Given expression:
[tex]2ab^2+8a^2b[/tex]
Rewrite b² as b · b:
[tex]\implies 2abb+8a^2b[/tex]
Rewrite a² as a · a:
[tex]\implies 2abb+8aab[/tex]
Rewrite 8 as 2 · 4:
[tex]\implies 2abb+2 \cdot 4aab[/tex]
Rearrange:
[tex]\implies 2abb+2ab4a[/tex]
Factor out the common term 2ab:
[tex]\implies 2ab(b+4a)[/tex]
someone help me I need a good grade my mom gonna yell at my if i don't get it ):
The correct justification for the given steps are;
Step 1; Addition property of equality.
Step 2; Subtraction property of equality.
Step 3; Division property of equality.
What is an expression?
Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.
Given that;
For the given condition,
⇒ 200 + 20w = - 100 + 25w
Where, 'w' is number of weeks.
Now,
Since, For the given condition,
⇒ 200 + 20w = - 100 + 25w
Where, 'w' is number of weeks.
Solve for w as;
⇒ 200 + 20w = - 100 + 25w
Apply Addition property of equality,
⇒ 200 + 20w + 100 = - 100 + 25w + 100
⇒ 300 + 20w = 25w
Apply Subtraction property of equality,
⇒ 300 + 20w - 20w = 25w - 20w
⇒ 300 = 5w
Apply Division property of equality,
⇒ 300/5 = 5w/5
⇒ 60 = w
⇒ w = 60
Thus, The correct justification for the given steps are;
Step 1; Addition property of equality.
Step 2; Subtraction property of equality.
Step 3; Division property of equality.
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Will give thanks and five stars for work shown and brainliest if multiple answers
The measure of arc PD is 56.
What is a measure of arc?
The central angle that creates the intercepted arc's central angle, or the arc measure, is expressed in degrees. Arc length can be estimated as a percentage of the circle's circumference by multiplying the circle's diameter by the arc length, divided by 360.
Here, we have
Given: DR = 4x +4
PR = 50°
The sum of the measure of arc PR + DR = 180°
50° + 4x +4 = 180°
x = 4
Now we can find the measure of the arc of PD. we put the value of x in 12x+ 8 and we get
12(4) + 8 = 56
Hence, the measure of arc PD is 56.
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