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Simplify: $5^2 + 2(3 \times 4) - 10$

1. 39
2. 41
3. 43
4. 45

Correct answer: 39

Solution

Using BODMAS, first compute $5^2=25$ and $3\times4=12$. Then $2\times12=24$, so the expression becomes $25+24-10=39$.

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