3 years ago

B.)3 3/8+2 1/4=Then turn "b" into a real-world problem.

1 answer:

4 0

5 5/8
There were 3 and 3/8 cups of flour. Becky went to the store and bought another bag that had 2 and 1/4 cups. How many total number of cups does she currently have?

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Suppose ACT Reading scores are normally distributed with a mean of 21.3 and a standard deviation of 5.9. A university plans to a

Mekhanik [1.2K]

Answer:

30.0

Step-by-step explanation:

Given our data is normally distribute with $\mu=21.3$ and $\sigma=5.9$

-Top 7% is given by find the z-value corresponding to p=(1-0.07)=0.93

-We substitute our values in the equation below;

$z=\frac{\bar X-\mu}{\sigma}\\\\\\=\frac{X-21.3}{5.9}, z_{0.035}=1.476\\\\\therefore 1.476=\frac{X-21.3}{5.9}\\\\X=5.9\times 1.476+21.3\\\\=30.0084\approx30.0$

Hence, the minimum score required for the scholarship is 30.0

8 0

3 years ago

lauren drove her car 240 miles on 10 gallons of gasoline. At this rate, about how many gallons will she have use on a 1,200 mile

kirill [66]

Sorry I can’t explain this very well but it would be 50 because the rate is 240:10, 240x5= 1,200, so 10x5 would get you the gallons of gasoline she uses.

8 0

3 years ago

3 angles triangle in ratio 1:3:3 3:. Find the angles

DochEvi [55]

Answer:

1st angle = 30

2nd angle = 60

3rd angle = 90

Step-by-step explanation:

let ,1st angle be x , 2nd angle be 2x and 3rd angle be 3x
x+2x +3x =180
6X =180
x =180/6
x =30

5 0

3 years ago

Use your formula to find the area of a triangle with a base of 8 inches and a height of 3 1/2 inches.

MrRa [10]

Answer:

28 inches

Step-by-step explanation:

area = base times height (a = b x h)

8 times 3.5 (3 1/2) = 28 inches

Also, if you could label this brainliest that would be a great help!

Thanks xx

-Dante

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2 years ago

Ms. Evans brought 240 crayons for her class.The crayons came in packs of 12.Howmany packs did she buy

docker41 [41]

Answer:

240/12=20

Step-by-step explanation:

8 0

3 years ago

Read 2 more answers