JAMB Mathematics 1993 Question 1

Question 1

Number Bases

Change 7110 to base 8

  1. A.1078
  2. B.1068
  3. C.718
  4. D.178
Show the answer and explanation

Answer: A (1078)

Explanation

71 ÷ 8 = 8 remainder 7, and 8 ÷ 8 = 1 remainder 0, and 1 ÷ 8 = 0 remainder 1. Reading the remainders upwards gives 1078.