71st BPSC Prelims (2025), question 7

🧮 Mental Ability

7. If + means ×, × means −, ÷ means + and − means ÷, then 175 − 25 ÷ 5 × 20 + 3 ÷ 10 equals:

   1. 77
   2. 87
   3. 140
   4. 70
   Show answer

   Answer: A — 77

   Substituting the swapped operators and solving via BODMAS gives 77.

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