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Q: What will come in the place of the question mark (?) in the following equestuion, if '+' and '–' are interchanged and '×' and '÷' are interchanged? 162 × 9 – 452 + 7 ÷ 9 = ?
  • A. 507
  • B. 707
  • C. 407
  • D. 607
Correct Answer: Option C -
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Explanations:

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