Question

In a family, the mother is 3 years younger than the father

Q: Answer-In a family, the mother is 3 years younger than the father and three times as old as the daughter. I...

ATQ,Let the present age of the daughter and the mother be x years and 3x years, respectively.Then, present age of the father 3x 3 yearsSo, x 3x 3x 3 84Or, 7x 3 84So, x 84 - 3 7 11Present ages of the daughter and father are 11 years and 36 years, respectively.For some y,11 y 2 36 yOr, 22 2y 36 ySo, y 1414 years hence from now, the father will be twice as old as the daughter.

and three times as old as the daughter. If their combined age is 84 years, how many years later will the father be twice as old as the daughter?

A 25 yrs

B 14 yrs

C 17 yrs

D 10 yrs

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In a family, the mother is 3 years younger than the father

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