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irakobra [83]
3 years ago
12

in class 30 students,13of them are boys what parcentage of the class are girl give your answer to 1 decimal place

Mathematics
1 answer:
gladu [14]3 years ago
5 0

Answer:

56.7%

Step-by-step explanation:

First determine the number of girls

30-13 = 17

The fraction of girls is 17/30

Changing this to a decimal is

.566666666

Changing to a percent

56.666666%

To one decimal place

56.7%

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amid [387]

The answer to number 5 is 1/4 of a foot. there are 12 inches in a foot. 12 divided by 4 is 3. So 12 inches divided by 4 sections is 3 inches in each section.

8 0
3 years ago
Find 85 - 72 x 4 ÷ 2 (13 - 11)
Lerok [7]

Answer:

13

Step-by-step explanation:

using BODMAS

13-11=2

SO 2*2=4

4/4=1

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THEREFORE it is 85-72 =13

7 0
2 years ago
What is -86+(-13) what is the answer
ValentinkaMS [17]
It will help you.

And the answer is -99 feet below the surface.

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6 0
3 years ago
Read 2 more answers
Which ratio is equivalent to 6 : 7? A. 12 : 13 B. 18 : 48 C. 36 : 49 D. 48 : 56
lara [203]
The answer is D. The answer is D because you just keep multiplying each number by the same number.

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6 0
3 years ago
Sumin bought a pen and a book for $x. the pen cost $5. (a) express the cost of the book in terms of x. (b) if x = 11, find the c
anygoal [31]

Answer:

a. x = total - $5

b. x = $6

c. x = $10

Step-by-step explanation:

a. pen + book = total

Let x = book

$5 + x = total

x = total - $5

b. pen + book = total

Total = 411

$5 + x = $11

x = $11 - $5

x = $6

c. pen + book = total

Total = $15

$5 + x = $15

x = $15 - $5

x = $10

4 0
1 year ago
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