A man is 24 years older than his son.In two years,his age will be twice the age of his son.The present age of the son is: Choose one
A) 14 years B) 18 years C) 20 years D) 22 years E) None of these
Solution   Let the son's present age be x years.Then,man's present age =(x + 24)years.   ∴ (x + 24)+ 2 =2(x + 2) ⇔ x + 26 =2x + 4 ⇔ x =22. Answer 22 years
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A man is 24 years older than his son.In two years,his age will be twice the age of his son.The present age of the son is: