Multiple choice

Mrs. Lata was 3 times as old as her son 8 years ago. Their total age is 64 years now. How old (in years) is Mrs. Lata now?

  1. 48

  2. 12

  3. 36

  4. 44

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

8 years ago: Lata = 3×Son. Let present ages be L and S. Then (L-8) = 3(S-8) so L-8 = 3S-24, so L = 3S-16. Also L+S = 64. Substituting: 3S-16+S = 64, so 4S = 80, S = 20. Then L = 64-20 = 44.