Question

The ratio of girls: boys in a school is 5: 7. if there are 525 girls, how many boys are there?

A.375
B.625
C.735
D.325

Answer 1

let  "x" be the number of boys

5/7 = 525/x

5x= 3675
x= 3675/5
x=735

so the number of boys = 735
option C) is the right one.


hope it helps !!!

Answer 2

C. 735
=======================

Given,

Ratio of girls and boys in a school = 5:7

Total no. of girls = 525.

Calculation,

Let the total no. of boys be x.

5/7 = 525/x

5 * x = 7 * 525

5x = 3675

x = 3675/5

x = 735 Ans.

Ans.) C. 735 is the correct option.

There are 735 boys.