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3 years ago

12

There are 36 students in Mr. Barrett's math class. If 25% of the students are boys, how many students are girls?

1 answer:

Ivenika [448]3 years ago

7 0

Answer:

27 of the students are girls

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5 7/8 + 11/4<br> show me how to solve

loris [4]

let's firstly convert the mixed fractions to improper fractions and then add, bearing in mind that the LCD from 8 and 4 is simply 8.

$\bf \stackrel{mixed}{5\frac{7}{8}}\implies \cfrac{5\cdot 8+7}{8}\implies \stackrel{improper}{\cfrac{47}{8}} \\\\[-0.35em] ~\dotfill\\\\ \cfrac{47}{8}+\cfrac{11}{4}\implies \stackrel{\textit{using the LCD of 8}}{\cfrac{(1)47~~-~~(2)11}{8}}\implies \cfrac{47-22}{8}\implies \cfrac{25}{8}\implies 3\frac{1}{8}$

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3 years ago

Read 2 more answers

The length of a rectangle is 4.9 cm more than 4 times the width. If the perimeter of the rectangle is 88.8 cm, what

Kamila [148]

Answer:

24.9 by 5.

Step-by-step explanation:

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3 years ago

What are the values of a and b? Select one: a. a equals 18 comma space b equals 4 square root of 5 b. a equals 64 comma space b

OleMash [197]

Answer:

a is a value of 5 and b is is equal to 9

Step-by-step explanation:

all you have to do is get 16 and 4 by them self and take them out, and find the remaining numbers

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4 years ago

What does n equal in 2(n+5)=-2

KonstantinChe [14]

1. 2n + 2*5 =2
2. 2n + 10 = 2
3. 2n = 2 -10
4. 2n= -8
5. n = -8/2
6. n = -4

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3 years ago

If Gabby wants to make a regular octagon with a side length of 20 inches using a wire how much wire does she need? Justify your

liraira [26]

Answer: 160 inches.

Step-by-step explanation:

If an octagon has 8 sides and the side length is 20 inches, 20 x 8 = 160 inches. That means she needs 160 inches of wire.

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3 years ago