If + means −, − means ×, × means ÷, and ÷ means +, what will be the value of the following expression?
20 × 5 – 7 ÷ 4 + 3 = ?
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. 29.
20 × 5 – 7 ÷ 4 + 3 = ?
After interchanging signs,
= 20 ÷ 5 × 7 + 4 - 3
= 4 × 7 + 1 = 29