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Problem-Solving By Substitution
Interchange Of Signs And Numbers

In a system where '>' means addition, '<' means subtraction, '=' means multiplication, and '?' means division, evaluate 5 > 3 < 2 = 4 ? 2.

Answer: B. 8
Substituting the symbols and following BODMAS gives 5 + 3 - 2 × 4 ÷ 2 = 8.
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