What will come in the place of ‘?’ in the following equation, if ‘+’ and ‘−‘ are interchanged and ‘×’ and ‘÷’ are interchanged?
102 − 36 + 59 ÷ 4 × 2 = ?
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. 20.
Given equation: 102 − 36 + 59 ÷ 4 × 2 = ?
On interchanging the sign:
102 + 36 - 59 × 4 ÷ 2 = ?
? = 138 - 118 = 20