NextMockSearch exams, e.g. SSC CGL, UPPSC, Lekhpal
Railways PYQCBT 1 2016

RRB NTPC · Question 33

32 men can work for 6 hours daily and can complete a work in 10 days. How many men are needed to finish this work in 12 days by working 10 hours per day? A. 15 B. 16 C. 17 D. 18

  1. C

  2. B

  3. A

  4. D

Show answer & explanation

Answer: (B) B

Explanation

Work = 32 × 6 × 10 = 1,920 man-hours. To finish in 12 days at 10 hours a day: men = 1,920/(12 × 10) = 16.