What will come in the place of ‘?’ in the following equation, if ‘+’ and ‘–’ are interchanged and also ‘×’ and ‘÷’ are interchanged?
154 × 11 − 24 ÷ 3 + 19 =
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. 67.
154 × 11 − 24 ÷ 3 + 19 =?
After interchangeing signs,
= 154 ÷ 11 + 24 × 3 - 19
= 14 + 72 - 19
= 86 - 19
= 67.