Question
Liam's age is 37 of his grandmother's. His grandmother will be 70 years old in 7 years' time. In how many years' time will Liam's age be 12 that of his grandmother's?
3 m

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Liam's age is 37 of his grandmother's. His grandmother will be 70 years old in 7 years' time. In how many years' time will Liam's age be 12 that of his grandmother's?