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Railways PYQCBT 2 2017

RRB NTPC · Question 103

If A denotes 'add', B denotes 'subtract', C denotes 'multiply' and D denotes 'divide', which of the following is correct?

  1. 8 C 8 A 8 D 8 B 8 = 57

  2. 36 C 4 D 8 B 7 A 4 = 10

  3. 32 D 8 C 9 = 160 B 12 C 12

  4. 16 C 12 A 49 D 7 B 9 = 200

Show answer & explanation

Answer: (A) 8 C 8 A 8 D 8 B 8 = 57

Explanation

Option 1: 8 × 8 + 8 ÷ 8 − 8 = 64 + 1 − 8 = 57, which is correct. The other options do not balance.