A person uses about 315 calories to jog 3 miles. How many calories will be used in a 10 mile jog?
Answer:
Step-by-step explanation:
315/3
3miles=315cal
1mile = 105cal
105*10=1050cal
What is the Cost Price?
Cost price: $60 and Loss: 12 1/2%
Answer, 60 and Loss =12½. The selling price or the S.P. is Rs. 45.:
Step-by-step explanation:
9. You want to compare the average amounts of time students in sixth, seventh, and eighth grade spend on homework each week.
b. Perform the experiment. Can you make a conclusion about which students spend the most time on homework? Explain your reasoning.
Answer:
if you compare the average of the 3 grades the one with the highest average would be the grade who spends the most time on homework.
Step-by-step explanation:
Josh is 72 inches tall. Ruben is 9/10 as tall as josh. John is 11/12 tall as ruben. a. what is rubens height in inches b. what fractional of of joshs height is johns?
Answer:
A. Ruben's height- 64.8 inches
B. John's height- 3/4 of Josh's height
Step-by-step explanation:
A. Since Ruben's height is 9/10ths of Josh's, and Josh's is 72 inches, we can find 90% of Josh's height which is 72, therefore giving us 64.8 inches.
B. Now take John's height of being 11/12th as being tall as Ruben, we can enter 11/12th of 64.8 which would give us about 54 inches. Finally, taking John's height of 54 inches, we would divide it with Josh's height of 72 inches. Hence, 54/72=3/4 as a fraction.
2. GYMNASIUM You want to estimate the number of students in your school who think the gymnasium should be remodeled. You survey 12 students on the basketball team. Determine whether the sample is biased or unbiased. Explain. (Section 10.6)
20. Sofia paid $11.80 for a pen, a marker, and a binder. The marker cost $0.80 more than the pen. The binder cost 4 times as much as the marker. What was the cost of the pen?
Answer:
$1.30
Step-by-step explanation:
Let x = the cost of the pencil
Let x + .80 = the cost of the pen
Let 4(x + .80) = the cost of the binder
x + x + .80 + 4(x + .80) = 11.80
2x + .80 + 4x + 3.20 = 11.80
6x + 4.00 = 11.80
6x = 7.80
x = $1.30
x + .80 = $2.10
4(x + .80) = $8.40
PLEASE HELP URGENT 10 POINTS
ANSWER FAST AND PLS EXPLAINN
(05.04 MC)
An image of a rectangular pyramid is shown below:
A right rectangular pyramid is shown.
Part A: A cross section of the rectangular pyramid is cut with a plane parallel to the base. What is the name of the shape created by the cross section? Explain your answer. (5 points)
Part B: If a cross section of the rectangular pyramid is cut perpendicular to the base, passing through the top vertex, what would be the shape of the resulting cross section? Explain your answer. (5 points)
Answer: A: SquareB: Triangle
Step-by-step explanation:
8.25 The glass gauge on a cylindrical coffee maker shows there are 45 cups left when the coffee maker is 36% full. How many cups of coffee does it hold when it is full?
Answer:
125 cups
Step-by-step explanation:
36/100*x = 45
18/50*x = 45
18x = 2250
x = 125
Answer:
The amount of coffee the maker will hold when full be 125 cups.
Step-by-step explanation:
Given:
The glass gauge on a cylindrical coffee maker shows there are 45 cups left when the coffee maker is 36% full.To find:
Number of cups of coffee does it hold when it is full.The formula used to calculate percentage is: (value/total value)×100%.
Step 1 of 1
Let the amount of coffee the maker will hold when full be x.
Then given the glass gauge on a cylindrical coffee maker shows there are 45 cups left when the coffee maker is 36% full.
Which implies:
[tex]$$\begin{gathered}\frac{36}{100} \times x=45 \\0.36 x=45 \\x=\frac{45}{0.36} \\x=125\end{gathered}$$[/tex]
Simplify the expression. (Section 3.1) 48. 2y - 5(y - 3)
Answer:
-3y+15
Step-by-step explanation:
2y - 5(y - 3)
To simplify, the first step is to distribute the -5
2y - 5y +15
Combine like terms
-3y+15
Answer: 15-3y
Step-by-step explanation:
Using the distributive property, we have:
2y-5y+15
simplifying gets us:
15-3y.
Please answer correctly and answer all 2 QUESTIONS!
IF you don't know the answer DON'T answer!!
I will mark brainliest so hurry up and get your 60 points ! ty
Answer:
check explanation
Step-by-step explanation:
The first one is (x+5, y-3) because the shape has moved 5 points to the right and 3 points down
For the second one, basically, you need to take the shape and move it two grid points to the right and four squares down
Hope this helps
PLS ANSWER THIS QUESTION- this is 8th grade math
I need an answer for number 8 really quick
help me, please!!!
HEEEEELLLLPPPP 3 PLEAASSEEE
Step-by-step explanation:
1. Vertical Line Test: By definition a function can only output 1 value for each unique input. So if I were to put a vertical line on a graph it should only intersect one point, if it intersects two, that would mean there is 2 outputs for 1 input, so it's not a function
2: Term
3: Sequence: I don't really know how to explain this besides it's literally the definition
4: Relation: This can also be a function, but it it doesn't pass the vertical line test, it's just a relation
5: Solution: A solution to an equation is just what value makes an equation true (both sides equal)
6: Variable: The value varies, it can be anything, depending on what the equation is, so for example y=mx+b, the value of y varies depending on the value of x (and also m and b obviously, but those are constants)
Which of the following expressions are equivalent to 1/-7 x -6/5?
Choose ALL the answers that apply.
A. - 1/7 x 6/5
B. -6 x - 7/5
C. None of the above.
Answer:
C.
Step-by-step explanation:
1/-7 × -6/5 = 6/35
A. -1/7 × 6/5 = -6/35
B. -6 × -7/5 = 42/5
Answer: C.
What is 280.0575 as a fraction
Answer...
[tex]280\frac{23}{400}[/tex]
Steps....
1) Rewrite the decimal number as a fraction with 1 in the denominator
2) Multiply to remove 4 decimal places. Here, you multiply top and bottom by [tex]10^{4}[/tex] = 10000
3) Find the Greatest Common Factor (GCF) of 2800575 and 10000, if it exists, and reduce the fraction by dividing both numerator and denominator by GCF = 25
4) Simplify the improper fraction!
There are 1 1/2 pounds of bricks in a bag. Each brick weighs 3/4 of a pound. How many bricks are in the bag?\\
Answer:
ok so each brick is 3/4 of a pound so we wont to know how many times 3/4 goes into 1 1/2
so lets just count up 3/4
3/4 =1
1 1/2=2
so 2 times
Hope This Helps!!!
Answer:
There are 2 bricks in the bag.
Step-by-step explanation:
Let n represent the number of bricks in the bag. Then:
(3/4 lb)n = 1 1/2 lb total; find n by dividing both sides by (3/4 lb)/brick:
1 1/2 lb
n = --------------------- = 2 bricks
3/4 lb/brick
There are 2 bricks in the bag.
Type the correct answer in each box.
Jenny’s mother is 5 years older than twice Jenny's age. The sum of their ages is 62 years. This is represented by the equation x + 2x + 5 = 62, where x is Jenny’s age.
Plug in the values from the set {12, 15, 18, 19} to find the value of x. The value that holds true for the equation is _____ . So, Jenny is _____ years old and her mother is ____ years old.
Hello !
12 :[tex]12 + 2 \times 12 + 5 = 41 \ne62[/tex]
15 :[tex]15 + 2 \times 15 + 5 = 50 \ne62[/tex]
18 :[tex]18 + 2 \times 18 \ + 5 = 59 \ne62[/tex]
19 :[tex]19 + 2 \times19 + 5 = 62[/tex]
The value that holds true for the equation is 19. So, Jenny is 19 years old and her mother is 43 years old.
Have a nice day ;)
A person uses about 315 calories to jog 3 miles. How many calories will be used in a 10 mile jog?
Step-by-step explanation:
315 calories for 3 miles.
315/3 = 105 calories for 1 mile
105×10 = 1050 calories for 10 miles
Answer:
Hello! The answer is 1050 calories.
Step-by-step explanation:
To calculate this, you have to find how many calories are used PER mile. To do this, you have to divide the total calories by the mileage:
315 ÷ 3 = 105
Now that you have the calories used per mile, you can find how many calories are used in a 10 mile jog:
105 × 10 = 1050 calories
PLEASEEEEE:
Determine whether it’s a change in increase or decrease then find the person, make sure to ROUND to nearest whole percent:
ALSO THE ANSWER IS NOT 182%
1994 cost: $171.33 and 1995 cost: $201.59
Answer: It's 18%
Step-by-step explanation:
Answer:
118% so it is 18 %
Step-by-step explanation:
What is each product?
a. (-6)(-9)
b. 28(-0.25)
A -54, -7
B 54 , 7
C 54, -7
D -54 , 7
Answer:
C 54, -7
Step-by-step explanation:
a. (-6)(-9) = 54
b. 28(-0.25) = -7
Answer: C 54, -7
Can someone help me answer this?
50 points if answered
Will give Brainliest if you explain how you got the answer
Answer:
D. 1/3
Explanation:
[tex]\sf A : \dfrac{2}{9}[/tex]
[tex]\sf C : \dfrac{7}{18}[/tex]
Calculate distance between A and C
[tex]\Longrightarrow \sf \dfrac{7}{18} - \dfrac{2}{9} = \dfrac{1}{6}[/tex]
There are 6 intervals between A to C
[tex]\sf \Longrightarrow each \ interval : \dfrac{1}{6} \div 6 = \dfrac{1}{36}[/tex]
Point B mark from A, there are 4 intervals:
[tex]\sf \Longrightarrow \dfrac{2}{9} + 4 \times \dfrac{1}{36} = \dfrac{1}{3}[/tex]
Or, Point B mark from C, there are 2 intervals:
[tex]\sf \Longrightarrow \dfrac{7}{18} - 2 \times \dfrac{1}{36} =\dfrac{1}{3}[/tex]
2 ACTIVITY: Estimating a Percents
Work with a partner. Use a model to estimate the answer to each question. e. 75 is what percent of 50?
Answer:
75 is 150% of 50!
A developer has 3 plats of land. One was 39 acres, another was 37 acres, and another of 49 acres. How many 1/4 acre lots did he have? If each lot sold for $2000.00 how much did he sell all the lots for? (Giving out 20 points)
The number of 1/4 lots in 3 plots of land is 500 and the total amount obtained after selling the lots will be equal to $1,000,000.
What are arithmetic operations?The four basic operations of arithmetic can be used to add, subtract, multiply, or divide two or even more quantities.
They cover topics like the study of integers and the order of operations, which are relevant to all other areas of mathematics including algebra, data processing, and geometry.
As per the given information in the question,
Total number of plats of land = 3
First plat = 39 acres.
The number of 1/4 acres in the first plat will be,
39 × 4 = 156
Second plat = 37 acres
The number of 1/4 lots in the second plat will be,
37 × 4 = 148
Third plat = 49 acres
The number of 1/4 lots in the third plat will be,
49 × 4 = 196
Then, the total number of 1/4 acres lots will be,
156 + 148 + 196
= 500 lots
Price of each lot = $2000
Then, the price of 500 lots will be,
$2000 × 500
= $1,000,000
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7.33. Tom can paint Mr. Thatcher's fence in 6 hours, while Huck can paint Mr. Thatcher's fence in 5 hours. If they work together, then how long will it take them to paint the fence?
Answer:
It takes them 30/11 hours to paint them together.
Step-by-step explanation:
This is known as a work problem (rate * time = work). We are given the individual times for Tom and Huck (6 hours and 5 hours respectively). However, we are not given the rates at which they can paint the fence. Since we know that the total work that they both do individually is 1 (there is 1 job to do), we can calculate the rates at which Tom and Huck paint the fence on their own:
[tex]Tom: R_{T}*6=1\\Huck: R_{H}*5=1[/tex]
We can isolate R{t} and R{h} to find the rates at which Tom and Huck work:
[tex]Tom: R_{T}=\frac{1}{6}\\Huck: R_{H}=\frac{1}{5}[/tex]
Now, we can calculate the time it takes for Tom and Huck to work together using the same formula (the combined rate is just the sum of Tom and Huck's individual rates):
[tex](\frac{1}{6} +\frac{1}{5})*T=1\\\\T*(11/30)=1 , T = 30/11[/tex]
Therefore, the time it takes them to paint the fence together is 30/11 Hours
Answer:
The number of hours it will take them to paint the fence is 2.7 hours.
Step-by-step explanation:
Given:
Tom can paint Mr. Thatcher's fence in 6 hours, while Huck can paint Mr. Thatcher's fence in 5 hours.
Find:
the number of hours it will take them to paint the fence
Step 1 of 1
Determine their work rates, and then add them.
In particular, Tom can paint [tex]$\frac{1}{6}$[/tex] of a fence per hour, and Huck can paint [tex]$\frac{1}{5}$[/tex] of a fence per hour.
So, together they can paint [tex]$\frac{1}{6}+\frac{1}{5}=\frac{11}{30}$[/tex] of a fence per hour. Therefore, the time to paint the whole fence is [tex]$\frac{1 \text { fence }}{\frac{11}{30} \text { fences per hour }}=\frac{30}{11}$[/tex] hours
[tex]$=2 \frac{8}{11} \text { hours, }$$[/tex] or a little over 2.7 hours.
IM CONFUSED: A used car dealer has the following information for 2 months of sales:
Month 1: 239 cars sold
Month 2: 324 cars sold
Do we have an increase or a decrease in sales and what percentage?
Answer:
Rounds to about 135% increase.
Step-by-step explanation:
Increase/original number x 100
324 / 239 × 100. This rounds to about a 135% increase.
I'm not sure about the answer, just saying. So you might want to double-check the formula for percent change. Thank You.
To determine if there's an increase or a decrease in sales and the percentage change, we need to compare the number of cars sold in Month 2 with the number sold in Month 1.
Calculate the difference in sales:
Difference = Month 2 sales - Month 1 sales
Difference = 324 cars - 239 cars
Difference = 85 cars
To find the percentage change, use the following formula:
Percentage Change = (Difference / Initial Value) * 100
In this case, the initial value is the number of cars sold in Month 1 (239 cars).
Percentage Change = (85 cars / 239 cars) * 100
Percentage Change ≈ 35.56%
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what is 3÷11=
A. 11/3
B. 3/11
C. 3/8
D. 8/3
Answer:
B. 3/11
Step-by-step explanation:
the division symbol: ÷ essentially is the same as /
if you replace ÷ with / its the same thing.
Answer:
my answer is B. 3/11
Step-by-step explanation:
which is =27.27%
pls if correct please mark me as Brainliest Answer please
2 ACTIVITY: Estimating a Percents
Work with a partner. Use a model to estimate the answer to each question. b. 5 is what percent of 20?
Answer: 25%
Step-by-step explanation:
We know that 20 divided by 5 is 4, so 5 is one-fourth of 20 or 25%.
18. The mass of a box with 20 similar bottles of cooking oil is 18.6 kg. The mass of the empty box is 1.4 kg. What is the mass of each bottle of oil in kilograms?
Step-by-step explanation:
Total mass = 18.6kgMass of empty box = 1.4kgno. of bottles = 20subtract the mass of the empty box from the total mass to get the mass of only the bottles: 18.6 - 1.4 = 17.2kgMass of the 20 bottles = 17.2kg To get the mass of each bottle, we divide the mass of the bottles by the number of bottles.therefore: 17.2 ÷ 20 = 0.86 kgTherefore the mass of each bottle = 0.86kg.Hope this helps.
Good luck ✅.
what is the volume of a cone with a height of 10.5 inches and a radius of 8 inches
Answer: 703.72 inches^3
Step-by-step explanation:
Volume = pi * r^2 * h/3
= pi * 8^2 * 10.5/3
= 64 pi * 3.5
= 224 pi
= 703.72 inches^3