five years ago, Amit was three times as old as Armaan. Ten years later Amit would be
twice as old as Armaan. How old are they now?
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let amit's current age = a and armaan's current age be b.
As per ques,
(a-5) = 3* (b-5)
i.e. a= 3b-10 -(i)
10 years later,
(a+10) = 2(b+10)
i.e. a=2b+10 -(ii)
From eqn (i) and (ii),
b=20,
and a=50
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