24 N 16 A 4 = 12 and 14 A 18 N 12 = 20, then 48 N 16 A 15 = ?
2026
24 N 16 A 4 = 12 and 14 A 18 N 12 = 20, then 48 N 16 A 15 = ?
- A.
47
- B.
59
- C.
43
- D.
51
Attempted by 614 students.
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Correct answer: A
From the examples, N means subtraction and A means addition: 24 N 16 A 4 = (24 - 16) + 4 = 12 and 14 A 18 N 12 = (14 + 18) - 12 = 20. Therefore, 48 N 16 A 15 = (48 - 16) + 15 = 47.