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Q: If '+' and '–' are interchanged and '×' and '÷' are interchanged, then what will come in the place of the following equation? 13 ÷ 145 × 29 – 69 + 27 = ?
  • A. 79
  • B. 114
  • C. 102
  • D. 107
Correct Answer: Option D - 13 ÷ 145 × 29 – 69 + 27 = ? As per the question, on interchanging the signs - = 13 × 145 ÷ 29 + 69 – 27 = 13 × 5 + 69 – 27 = 65 + 69 – 27 = 107
D. 13 ÷ 145 × 29 – 69 + 27 = ? As per the question, on interchanging the signs - = 13 × 145 ÷ 29 + 69 – 27 = 13 × 5 + 69 – 27 = 65 + 69 – 27 = 107

Explanations:

13 ÷ 145 × 29 – 69 + 27 = ? As per the question, on interchanging the signs - = 13 × 145 ÷ 29 + 69 – 27 = 13 × 5 + 69 – 27 = 65 + 69 – 27 = 107