What will come in the place of question mark (?) in the following equation if '+' and '-' are interchanged and '×' and '÷' are interchanged?
32 × 8 ÷ 4 - 6 +15 = ?
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. 7.
Given equation: 32 × 8 ÷ 4 - 6 +15 = ?
On interchanging the signs:
32 ÷ 8 × 4 + 6 - 15 = ?
? = 16 + 6 - 15
? = 22 - 15 = 7