Question

B.) The number of boys and girls in a class are in the ratio 9:3. The number of boys is 16 more

than the numbers of girls. What is the total class strength​

Answer 1

32 students

Explanation:

9 : 3

9 - 3 = 6

6 : 16

9 + 3 = 12

12 : y

`(6)/(16) :(12)/(y)`

y · 6 = 12 · 16

6y = 192

6y ÷ 6 = 192 ÷ 6

y = 32

Answer 2

9/3::16x/X

Explanation:

do in this way the answer will come