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A father is 61 and his son is 16. In how many years will the father be twice as old a his son?

A father is 61 and his son is 16. In how many years will the father be twice as old a his son? Correct Answer 19

Hints : ধরি, x বছর পর পিতার বয়স পুত্রের দ্বিগুন হবে। ( x + 16) × = 61 + x 2x + 32 = 61 + x 2x - x = 61 - 32 x = 29 [ NOTE : সঠিক উত্তর 29 বছর ]

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