Question

the number of boys and girls in the class are in the ratio 7: 5 and there are 8 more girls than boys how many girls and boys are there in this class

Answer 1

boys 84,girls 60+8=68.

Answer 2

Answer:

Number of girls = 7 × 4 = 28

Number of boys = 7 × 5 = 20

Solution :-

Let the number of girls be 7× and boys be 5x

Difference = 7x - 5x = 2x

2x = 8

$x \: = \frac{8}{2} = 4$

Number of girls = 7x = 7 × 4 = 28

Number of boys = 5 × 4 = 20

Hope it helps you..!!