Kajal is 16 years younger than her cousin. after 5 years their age will be in the ratio 1:3 . find their present age. explain
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Answer:
kajal = 3
her cousin = 19
Step-by-step explanation:
let age of Kajal be x
∴ age of her cousin = x +16
after 5 years
Kajal's age = x+5
her cousin's age = x+5+16 = x +21
ratio of their ages = 1:3
ATQ:-
x+5/x+21 = 1/3 (cross multiply )
3×(x+5)=1×(x+21)
3x+15 = x+21
3x-x=21-15
2x=6
x=6/2
x=3
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