WAEC Mathematics 1991 (August) Question 2

Question 2

Fractions, Decimals and Approximation

The population of a village is 5846. Express this number to three significant figures

  1. A.5850
  2. B.5846
  3. C.5840
  4. D.585
  5. E.584
Show the answer and explanation

Answer: A (5850)

Explanation

Keep 5, 8, 4; the next digit 6 rounds the 4 up to 5, and the place value is kept with a zero: 5850.