What will come in the place of the question mark (?) in the following equation if + and - are interchanged × and ÷ and are interchanged?
24 + 4 - 9 × 3 - 16 = ?
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. 39.
Given series: 24 + 4 - 9 × 3 - 16 = ?
On interchanging the signs:
(24 - 4) + (9 ÷ 3) + 16 = ?
20 + 3 + 16 = 39