Question

what number is to be added to each term of ratio 7:9to get 15:16​

Answer 1

Let the number be added to the each term be x

According to the question

16+x9+x=32

27+3x=32+2x

3x−2x=32−27

x=5

Therefore, 5 to be added in each term of the ratio 9:16 to make the ratio 2:3.