Question : Directions: What will come in the place of (?) in the following equation, if + and – are interchanged and × and ÷ are interchanged?
109 – 55 × 605 ÷ 77 + 93 = ?
Option 1: 82
Option 2: 23
Option 3: 42
Option 4: 53
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Correct Answer: 23
Solution :
Given:
+ and – are interchanged and × and ÷ are interchanged.
109 – 55 × 605 ÷ 77 + 93 = ?
After interchanging the symbols the equation becomes –
109 + 55 ÷ 605 × 77 – 93 = ?
= 109 + 7 – 93
= 23
So, after solving the equation the correct answer is 23. Hence, the second option is correct.
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