If + means - , - means × , × means ÷ , ÷ means +, what will come in place of the question mark (?) in the given equation?
22 × 11 - 450 ÷ 50 + 500 = ?
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. 450.
22 × 11 - 450 ÷ 50 + 500 = ?
After interchanging signs,
= (22 ÷ 11) × 450 + 50 - 500
= (2 × 450) - 450
= 900 - 450
= 450