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Rod is 10 years older than Noel. In 4 years, Rod will be twice as old as Noel. Find their present age.

Solution

Rod is 10 years older than Noel. In 4 years, Rod will be twice as old as Noel. Find their present age.

Solution

Rod^{'} s age is : 16

Noel^{'} s age is : 6

Solution steps

Translate the problem into an equation:

x + 4 = 2 (x - 10 + 4)

Solve for

x, x + 4 = 2 (x - 10 + 4) : x = 16

Find age

Rod^{'} s age is : 16

Noel^{'} s age is : 6

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