Question

The numbers of boys and girls in a class are in the ratio 7:5. The numbers of boys is 8 more than the number of girls. What is the total class strength?

Answer 1

Answer:

it is a easy way to solve this type of questions

Answer 2

$\huge{\blue{\fcolorbox{blue}{lime}{\boxed{\orange{\bf{\underbrace{\overbrace{\fcolorbox{blue}{black}{ \underline{ \red{Answer }}}}}}}}}}}$

Let the no. of girls be 5x

No. of boys=7x

According to the question

5x+8=7x

7x-5x=8

2x=8

x=8/2

x=4

No. of girls=5*4=20

no. of boys=7*4 or 5*4+8=28

Hence the total strength of the class is 20+28=48