A father is 4 times as old as his son. 10 years from now, the sum of their ages will be 50 years. What is…
A father is 4 times as old as his son. 10 years from now, the sum of their ages will be 50 years. What is the son's present age?
Answer and solution
Correct answer: B) 6 years
Let son = x, father = 4x. 5x + 20 = 50, so x = 6.
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