What will come in the place of ‘?’ in the following equation, if ‘−’ and ‘ב are interchanged and ‘+’ and ‘÷’ are interchanged?
28 ÷ 18 + 6 × 6 − 4 = ?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 7.
Given equation: 28 ÷ 18 + 6 × 6 − 4 = ?
On interchanging the signs:
28 + 18 ÷ 6 - 6 × 4 = ?
? = 28 + 3 - 24
? = 31 - 24 = 7