Sumit is 3 times as old as his son. Five years later, he shall be two and a half times as old as his son . How old is sumit at present?
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45 years
Step-by-step explanation:
let the son's present age=x
so sumit's present age=3x
after 5 years,
(3x+5)=5/2(x+5)
solving this we get,
6x+10=5x+25
x=15
son's present age is x=15 years
sumit present age is 3x=3×15=45 years
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