Question 997076
7.5 years ago

ali -----x
father 5x

after 7.5 years

ali ---x+15
father 5x+15

2(x+15) =5x+15

2x+30 = 5x+15
3x =15
x=5

Ali present age = 5 +7.5 = 12.5 years

father's age =( 5 * 5)+7.5 = 32.5 years