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Railways PYQCBT 1 2016

RRB NTPC · Question 78

If ‘←’ stands for ‘+’, ‘→’ stands for ‘-‘, ‘↑’ stands for ‘÷’, ‘↓’, stands for ‘x’, ‘^’ stands for ‘=’, then which of the following alternatives is correct? A. 3 ↓ 6 ↑ 2 ← 3 → 6 ^ 5 B. 2 ↓ 5 → 6 ← 2 ^ 6 C. 7 → 43 ↑ 6 ↓ 1 ^ 4 D. 5 ← 7 → 3 ↑ 2 ^ 4

  1. C

  2. D

  3. A

  4. B

Show answer & explanation

Answer: (D) B

Explanation

Decode option B: 2 ↓ 5 → 6 ← 2 ^ 6 means 2 × 5 − 6 + 2 = 6. The left side is 10 − 6 + 2 = 6, which equals the right side, so B is correct. The other options do not balance.