Mathematics · Mathematical Operations
If '+' and '' both denote 'division', 'x' denotes 'subtraction', '@' denotes 'addition', and '#' denotes 'multiplication', then which of the following options is incorrect?
- 118 @ 3 $ 3 # 12 = 30
- 23 @ 18 $ 3 # 12 = 75
- 33 # 18 $ 12 x 3 = 1.5
- 418 x 3 # 12 + 3 = 30✓
Correct answer
18 x 3 # 12 + 3 = 30
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