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UPSC Civil ServicesPrelims2023General Studies Paper II (CSAT)
Question
QQ24. If 7 ⊕ 9 ⊕ 10 = 8, 9 ⊕ 11 ⊕ 30 = 5, 11 ⊕ 17 ⊕ 21 = 13, what is the value of 23 ⊕ 4 ⊕ 15 ?
Options
- A 6
- B 8
- C 13
- D 15
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Correct Answer
A 6
Model Answer
Answer: option A, as per UPSC's final answer key (Series A).