Question

Alan's parents are both in their forties. The sum of their ages is eighty-four. The product of their ages is 1,763. How old is Alan's oldest parent? A. 41 B. 43 C. 45 D. 47

Answer 1

Answer:

Given, sum of their ages is 84.

Possible cases -

(44, 40) , (43, 41) , (42, 42)

Product of ages = 1763

Since, product ends with 3, only (43, 41) satisfies.

Required answer = 43 years