Question : Directions: What will come in the place of ? in the following equation, if + and – are interchanged and × and ÷ are interchanged?
71 – 11 × 484 ÷ 88 + 30 = ?
Option 1: 39
Option 2: 49
Option 3: 43
Option 4: 33
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Correct Answer: 43
Solution :
Given:
71 – 11 × 484 ÷ 88 + 30 = ?
After interchanging + with – and × with ÷, the new equation will be –
= 71 + 11 ÷ 484 × 88 – 30
= 71 + 2 – 30
= 71 + 2 – 30
= 43
So, the correct answer after solving the equation is 43. Hence, the third option is correct.
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