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Railways PYQCBT 1 2016

RRB NTPC · Question 84

A school canteen buys 3200 kg of lentils which will be sufficient to provide nutrition to 1200 children for 20 days. 6 days later 180 children went on a month-long journey. How many more days of lentils will be sufficient for the remaining children? A. 14 B. 16.5 C. 12.6 D. 17.2

  1. D

  2. A

  3. C

  4. B

Show answer & explanation

Answer: (D) B

Explanation

Total stock = 1200 × 20 = 24,000 child-days. After 6 days, 16,800 child-days remain. With 1200 − 180 = 1020 children, it lasts 16,800/1020 ≈ 16.5 days.