SSC GD Mathematical Operations question with solution
Mathematical OperationsModerate
If 'P' means '×', 'Q' means '+' and 'R' means '−', what is the value of the following expression? 4 P 5 Q 21 R 5
- (A)15
- (B)41
- (C)25
- (D)36
Correct answer: (D) 36
Replacing the letters with the operations gives 4 × 5 + 21 − 5. Following BODMAS, multiply first: 20 + 21 − 5 = 36.
About this question
- Subject
- General Intelligence and Reasoning
- Topic
- Mathematical Operations
- Exam
- SSC GD
- Attempts on SSC Rank
- Not attempted yet
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Last reviewed on 5 Oct 2026. Spotted a mistake? See our correction policy.