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JAMB Mathematics 1989 Question 2

Question 2

Fractions, Decimals and Approximation

Evaluate 2700 000 × 0.03 ÷ 18 000

  1. A.4.5 × 100
  2. B.4.5 × 101
  3. C.4.5 × 102
  4. D.4.5 × 103
Show the answer and explanation

Answer: A (4.5 × 100)

Explanation

2,700,000 × 0.03 = 81,000, and 81,000 ÷ 18,000 = 4.5 = 4.5 × 100.