If ‘+’ means ‘−’, ‘−’ means ‘×’, ‘×’ means ‘÷’ and ‘÷’ means ‘+’, what will come in place of ‘?’ in the following equation?
45 - 3 ÷ 144 × 12 + 38 = ?
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e, 109.
Given Series: 45 - 3 ÷ 144 × 12 + 38
After applying correct signs the equation becomes :
45 x 3 + 144 ÷ 12 - 38
45 x 3 + 12 - 38
135 + 12 - 38
147 - 38
109
Hence, 109 is the correct answer.