Grandpa Graham is 11 times as old as Jimmy. In 6 years time, Jimmy will be a sixth of Grandpa Graham's age. How old will Grandpa Graham be in 11 years time.

Solution

Solution

Graha m^{'} s age in 11 years : 77

Solution steps

Translate the problem into an equation:

x + 6 = \frac{1}{6} (11 x + 6)

Solve for

x, x + 6 = \frac{1}{6} (11 x + 6) : x = 6

Find Graham's age in 11 years:

77

Graha m^{'} s age in 11 years : 77

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