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What will come in the place of the question mark (?) in the following equation, if ‘+’ and ‘−’ are interchanged and ‘×’ and ‘÷’ are interch…

358724Medium DSSSB TGT Computer Science 0 replies 0 views

What will come in the place of the question mark (?) in the following equation, if ‘+’ and ‘−’ are interchanged and ‘×’ and ‘÷’ are interchanged?
92 − 106 + 21 ÷ 3 × 3 = ?

A177
B175
C176
D178

Correct answer: A

Explanation

After interchanging the signs, 92 – 106 + 21 ÷ 3 × 3 becomes 92 + 106 – 21 × 3 ÷ 3 = 198 – 21 = 177.

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