Question : If '+' means ÷, '×' means '–', '÷ means '×', '–' means '+'. What will be the value of the expression 9 + 3 ÷ 4 – 8 × 2 =?
Option 1: $6\frac{1}{4}$
Option 2: $6\frac{3}{4}$
Option 3: $-1\frac{3}{4}$
Option 4: 18
Correct Answer: 18
Solution : Given: 9 + 3 ÷ 4 – 8 × 2 Changing the signs, we get: 9 ÷ 3 × 4 + 8 – 2 = 3 × 4 + 8 – 2 = 12 + 8 – 2 = 20 – 2 = 18 Hence, the answer is 18.
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