If + means - , - means ×, × means ÷, ÷ means +, what will come in place of the question mark (?) in the given equation.
168 × 14 - 8 + 90 ÷ 4 = ?
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. 10.
168 × 14 - 8 + 90 ÷ 4 = ?
After interchanging signs,
= (168 ÷ 14) × 8 - 90 + 4
= 12 × 8 - 90 + 4
= 100 - 90 = 10