What will come in the place of question mark (?) in the following equation if '+' and '-' are interchanged and '×' and '÷' are interchanged?
13 ÷ 3 + 2 × 2 - 11 = ?
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. 49.
13 ÷ 3 + 2 × 2 - 11 = ?
After interchanging signs,
= (13 × 3) - (2 ÷ 2) + 11
= 39 - 1 + 11
= 49