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Q: Which two numbers should be interchanged to make the given equation correct. 15 – 5 + 75 ÷ 30 × 2 = 35
  • A. 5, 15
  • B. 30, 15
  • C. 2, 5
  • D. 5, 30
Correct Answer: Option B - From option (b), On interchanging the numbers 30 and 15 in the equation 15 – 5 + 75 ÷ 30 × 2 = 35 30 – 5 + 75 ÷ 15 × 2 = 35 30 – 5 + 5 × 2 = 35 30 – 5 + 10 = 35 35 = 35 L.H.S = R.H.S
B. From option (b), On interchanging the numbers 30 and 15 in the equation 15 – 5 + 75 ÷ 30 × 2 = 35 30 – 5 + 75 ÷ 15 × 2 = 35 30 – 5 + 5 × 2 = 35 30 – 5 + 10 = 35 35 = 35 L.H.S = R.H.S

Explanations:

From option (b), On interchanging the numbers 30 and 15 in the equation 15 – 5 + 75 ÷ 30 × 2 = 35 30 – 5 + 75 ÷ 15 × 2 = 35 30 – 5 + 5 × 2 = 35 30 – 5 + 10 = 35 35 = 35 L.H.S = R.H.S