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RRB Junior Engineer / DMS / CMA 2019 · Question 3366 of 3719

12 : 5 If 4 boys and 6 girls can do a work in 8 days, and 3 boys and 7 girls can finish the same in 10 days, find the ratio of capacities of a boy and a girl.

  1. A1 : 11
  2. B5 : 12
  3. C11 : 1Correct
  4. D12 : 5

Answer: C. 11 : 1

Official answer key verified. Detailed explanation coming soon.

Source: RRB JE 2019 CBT-1 (27-May-2019 Shift 3) — official response-sheet export via freshersnow (answer key) · reliable-secondary

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