Question
The respective ages of a mother and her daughter are 30
and 8 years. In how many years will the mother be thrice as old as her daughter?Solution
Mother’s age = 30 years Daughter’s age = 8 years Let after ‘t’ years, mother’s age is thrice of her daughter. => 30 + t = 3(8 + t) => 30 + t = 24 + 3t => 2t = 6 => t = 3 yrs
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