If 8 # 2 = 65 and 7 # 3 = 55, then 6 # 5 = ?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 58.
Logic: A # B = A² + B² - 3
8 # 2 → 82 + 22 - 3 = 64 + 4 - 3 = 65
7 # 3 → 72 + 32 - 3 = 49 + 9 - 3 = 55
Similarly, 6 # 5 → 62 + 52 - 3 = 36 + 25 - 3 = 58