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MathNet 2019-part-06 — 184 problems (EN–VI) Question 129

Math Olympiad Vault · MathNet 2019-part-06 — 184 problems (EN–VI)

Question 129

When asked how old her son is, a mother answered with a riddle: If from twice the son's present age we subtract three times as many years as he had six years ago, we get how old he is today. How old is the son today?
(A) 3 years
(B) 18 years
(C) 9 years
(D) 6 years
(E) 27 years