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Q: If '+' and '–' are interchanged and '×' and ÷ are interchanged then what will come in place of (?) in the following equation? 147 × 7 ÷ 8 + 32 – 6 = ?
  • A. 142
  • B. 122
  • C. 132
  • D. 152
Correct Answer: Option A - From the equation– 147 × 7 ÷ 8 + 32 – 6 = ? On Interchanging the signs as per the question – 147 ÷ 7 × 8 – 32 + 6 = 21 × 8 – 32 + 6 = 168 – 32 + 6 = 174 – 32 = 142
A. From the equation– 147 × 7 ÷ 8 + 32 – 6 = ? On Interchanging the signs as per the question – 147 ÷ 7 × 8 – 32 + 6 = 21 × 8 – 32 + 6 = 168 – 32 + 6 = 174 – 32 = 142

Explanations:

From the equation– 147 × 7 ÷ 8 + 32 – 6 = ? On Interchanging the signs as per the question – 147 ÷ 7 × 8 – 32 + 6 = 21 × 8 – 32 + 6 = 168 – 32 + 6 = 174 – 32 = 142