What will come in place of the question mark (?) in the following equation, if ‘+’ and ‘–’ are interchanged and ‘×’ and ‘÷’ are interchanged?
712 ÷ 6 – 15 × 3 + 15 = ?
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. 4262.
712 ÷ 6 – 15 × 3 + 15 = ?
After interchanging signs,
= 712 × 6 + 15 ÷ 3 - 15
= 4272 + 5 - 15 = 4262