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Railways PYQCBT 1 2016

RRB NTPC · Question 71

If signs – and ×, and numbers 5 and 14 are interchanged, then the value of 5 + 4 ÷ 2 – 8 × 14 is A. 15 B. 20 C. 25 D. 30

  1. D

  2. B

  3. C

  4. A

Show answer & explanation

Answer: (C) C

Explanation

Interchanging − with × and 5 with 14 turns 5 + 4 ÷ 2 − 8 × 14 into 14 + 4 ÷ 2 × 8 − 5. Then 4 ÷ 2 = 2 and 2 × 8 = 16, so 14 + 16 − 5 = 25.