Question

Two the ages of a and b are in ratio 5:7 eight years ago their ages were in ratio 7:13 find their present ages are

Answer 1

Answer:

Step-by-step explanation:

Let a= 5x

b=7x

8 year ago

5x-8/7x-8=7/13

65x-104=49x-56

16x=48

X=3

a=15

b=21