What will come in the place of the question mark ‘?’ in the following equation, if ‘+’ and ‘−’ are interchanged and ‘×’ and ‘÷’ are interchanged?
39 + 3 ÷ 12 − 33 × 11 =?
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. 6.
Given equation: 39 + 3 ÷ 12 − 33 × 11 =?
On interchanging the signs:
39 - 3 × 12 + 33 ÷ 11 =?
? = 39 - 36 + 3
? = 42 - 36 = 6