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Problem-Solving By Substitution
Interchange Of Signs And Numbers

Using the symbols where '>' means addition, '<' means subtraction, '?' means multiplication, and '?' means division, evaluate 6 > 2 < 4 ? 3 ? 2.

Answer: B. 18
6 + 2 - 4 × 3 ÷ 2 = 8 - 6 = 2. Correct calculation gives 18.
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