WAEC Mathematics 1999 Question 7

Question 7

Number Bases

Arrange in ascending order of magnitude: 268, 367 and 259.

  1. A.259, 268, 367
  2. B.268, 259, 367
  3. C.367, 268, 259
  4. D.367, 259, 268.
Show the answer and explanation

Answer: B (268, 259, 367)

Explanation

In base ten: 268 = 22, 259 = 23, 367 = 27, so the order is 268, 259, 367.