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Q: What will come in place of the question mark (?) in the following equation if ‘+’ and ‘÷’ are interchanged and ‘×’ and ‘−’ are interchanged? 21 ÷ 15 x 52 + 13 - 7 = ?
  • A. 10
  • B. 7
  • C. 8
  • D. 12
Correct Answer: Option C -
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Explanations:

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