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Railways PYQCBT 1 2016

RRB NTPC · Question 24

20 pens and 46 pencils were purchases for Rs. 235. If the average price of a pencil is Rs. 2.50 then calculate the average price (in Rs.) of a pen. A. 6 B. 4 C. 8 D. 12

  1. B

  2. C

  3. A

  4. D

Show answer & explanation

Answer: (C) A

Explanation

46 pencils at Rs 2.50 cost Rs 115, leaving 235 − 115 = Rs 120 for 20 pens. Average price of a pen = 120/20 = Rs 6.