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Q: Which mathematical sign should be interchanged in the equation given below so that the equation will become mathematically correct? 45 – 6 + 108 ÷ 12 x 14 = 5
  • A. ÷ and –
  • B. + and –
  • C. + and x
  • D. x and –
Correct Answer: Option C - 45 – 6 + 108 ÷ 12 x 14 = 5 On Interchanging the signs according to option (c) in the above equation- 45 – 6 × 108 ÷ 12 + 14 = 5 45 – 6 × 9 + 14 = 5 45 – 54 + 14 = 5 59 – 54 = 5 5 = 5
C. 45 – 6 + 108 ÷ 12 x 14 = 5 On Interchanging the signs according to option (c) in the above equation- 45 – 6 × 108 ÷ 12 + 14 = 5 45 – 6 × 9 + 14 = 5 45 – 54 + 14 = 5 59 – 54 = 5 5 = 5

Explanations:

45 – 6 + 108 ÷ 12 x 14 = 5 On Interchanging the signs according to option (c) in the above equation- 45 – 6 × 108 ÷ 12 + 14 = 5 45 – 6 × 9 + 14 = 5 45 – 54 + 14 = 5 59 – 54 = 5 5 = 5