What will come in place of the question mark (?) in the following equation if ‘+’ and ‘–’ are interchanged and ‘×’ and ‘÷’ are interchanged?
24 × 12 – 5 ÷ 2 + 7 = ?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 5.
Given equation : 24 × 12 – 5 ÷ 2 + 7 = ?
On interchanging the signs:
24 ÷ 12 + 5 × 2 - 7 = ?
? = 2 + 10 - 7
? = 12 - 7 = 5