Question

The ratio of present age of father to that of son is 7:2 after 10 years their age will be in the ratio of 9:4the present age of father is

Answer 1

Answer:

ratio of the ages father to son is 7:2 after 10 years their age will be in the ratio of 9:4the present age of father is

Answer 2

Answer:

5

Step-by-step explanation:

let the present ages be 7x and 2x.

After 10 years their ages will be father- 7x + 10 years and son- 2x + 10 years.

7x + 10/2x + 10 = 9/4

or, 4(7x + 10) = 9(2x + 10)

or,28x + 40 = 18x + 90

or, 10x = 50

or, x = 5

father's age = 35 years