What will come in the place of the question mark (?) in the following equation if '+' and '-' are interchanged and '×' and '+' are interchanged?
5 ÷ 8 + 4 × 2 - 9 = ?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 47.
Given equation: 5 ÷ 8 + 4 × 2 - 9 = ?
On interchanging the signs:
5 × 8 - 4 ÷ 2 + 9 = ?
? = 40 - 2 + 9
? = 49 - 2 = 47