Math, asked by abhisheksingh40, 1 year ago

the ages of sunita and radha are in the ratio 7:5. eight years ago their ages were in the ratio 13:7. what are their present age.

Answers

Answered by Akankshaacharya
10
let their present ages are 7x and 5x

8years ago
___________

7x-8÷5x-8=13/7

=>49x-56=65x-104

=>65x-49x=104-56

=>16x=48

=>x=48/16=3

now their present ages are

7x=7*3=21 yr

and 5x=5*3=15 yr

€.....................€
Answered by superblearner2675
8
7x - 8/5x - 8 = 13/7
7(7x-8)=13(5x-8)
49x-56=65x-104
-56+104=65x-49x
48=16x
x=3

Their present ages are 21 and 15.
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