search
Q: Which mathematical sign should be interchanged in the equation given below so that the equation will become mathematically correct? 24 ÷ 15 x 16 + 4 – 18 = 66
  • A. ÷ and +
  • B. – and x
  • C. – and +
  • D. ÷ and x
Correct Answer: Option A - 24 ÷ 15 × 16 + 4 – 18 = 66 On Interchanging the signs according to option (a) in the above equation- 24 + 15 × 16 ÷ 4 – 18 = 66 24 + 15 × 4 – 18 = 66 24 + 60 – 18 = 66 84 – 18 = 66 66 = 66
A. 24 ÷ 15 × 16 + 4 – 18 = 66 On Interchanging the signs according to option (a) in the above equation- 24 + 15 × 16 ÷ 4 – 18 = 66 24 + 15 × 4 – 18 = 66 24 + 60 – 18 = 66 84 – 18 = 66 66 = 66

Explanations:

24 ÷ 15 × 16 + 4 – 18 = 66 On Interchanging the signs according to option (a) in the above equation- 24 + 15 × 16 ÷ 4 – 18 = 66 24 + 15 × 4 – 18 = 66 24 + 60 – 18 = 66 84 – 18 = 66 66 = 66