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SSC CGL 2025 PYQ — Question 83

SSC CGL - 14 Sep 2025 - Shift 2 • Reasoning • Q83

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If 8 $ 3 = 18, 7 $ 4 = 13, then what is 6 $ 4?

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Correct answer: B

Explanation

6 $ 4 = 10

Pattern: a $ b = 3a - 2b
Check: 8 $ 3 = 3(8)-2(3) = 24-6 = 18 ✓
7 $ 4 = 3(7)-2(4) = 21-8 = 13 ✓
6 $ 4 = 3(6)-2(4) = 18-8 = 10