Question
Elyse is 17 years old now. She is 40 years younger than her uncle. In how many years' time will Elyse's uncle be thrice as old as Elyse?
4 m

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Elyse is 17 years old now. She is 40 years younger than her uncle. In how many years' time will Elyse's uncle be thrice as old as Elyse?