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Railways PYQCBT 2 2017

RRB NTPC · Question 19

18 men built a tanker in 25 days. How many days would it take for 10 men?

  1. 45.2

  2. 45.1

  3. 46

  4. 45

Show answer & explanation

Answer: (D) 45

Explanation

The work = 18 × 25 = 450 man-days. With 10 men it takes 450/10 = 45 days.