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Anita is 4 times older than Frank. In 5 years, Anita will be 3 times as old as Frank. Find their present ages.

Solution

Anita is 4 times older than Frank. In 5 years, Anita will be 3 times as old as Frank. Find their present ages.

Solution

Frank^{'} s age is : 10

Anita^{'} s age is : 40

Solution steps

Translate the problem into an equation:

4 x + 5 = 3 (x + 5)

Solve for

x, 4 x + 5 = 3 (x + 5) : x = 10

Find age

Frank^{'} s age is : 10

Anita^{'} s age is : 40

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