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Question

amisha isn years old bobby her brother is 9 years older than amishatheir mother is 3 times as old as amishatheir father is twice old as bobby if the sum of the ages of 4 members is 132 find their ages

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Solution

Let age of amisha =n years Age of brother=n+9years Age of mother=3n Age of father =2n+9according to question sum of ages of family=132n+n+9+3n+2n+9=1327n+9+18=1327n=132-277n=105n=15yearsamisha's age=15yearsbrother's age=n+9=24yearsMother's age=3n=3×15=45yearsFather's age=2n+9=2×24=48years

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