Question

in a class, the number of boys is 2/3 of the number of girls. find the number of girls in the class,if the number of boys is 10.​

Answer 1

Answer:

15

Explanation:

number of boys : x = 10

number of girls : y

now,

x=2/3y

10 = 2/3 y

30 =2y

15 = y

Answer 2

let yh no. of girls =x

2/3x=10

x=10×3/2

=15 the no. girls is 15