Question 56

Evaluate: $$[7 + 7 \times (7 + 7 \div 7)] + 7 \div 7$$.

Solution

$$[7+7\times(7+7\div7)]+7\div7=[7+7\times(7+1)]+7\div7$$

$$=[7+7\times8]+7\div7$$

$$=[7+56]+7\div7$$

$$=63+7\div7$$

$$=63+1$$

$$=64$$

Hence, the correct answer is Option B

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