Question

The number of boys & girls in a class are in the ratio 7 : 5 . The number

of boys is 8 more than the number of girls. What is the total class

strength?​

Answer 1

Answer:

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Answer 2

let boys=7x

let girls=5x

also boys=5x+8

ATQ

7x-8=5x

-8=5x-7x

-2x=-8

x=4

therefore strength of class= 5x+5x+8=48students

boys=5x+4=28

girls=5x=20