JAMB Mathematics 1993 Question 2

Question 2

Fractions, Decimals and Approximation

Evaluate 3524/0.05 correct to 3 significant figures.

  1. A.705
  2. B.70 000
  3. C.70 480
  4. D.70 500
Show the answer and explanation

Answer: D (70 500)

Explanation

3524 ÷ 0.05 = 3524 × 20 = 70 480. To 3 significant figures this is 70 500.