WAEC Mathematics 2002 Question 7

Question 7

Number Bases

If M5ten = 1001011two, find the value of M.

  1. A.5
  2. B.6
  3. C.7
  4. D.8
Show the answer and explanation

Answer: C (7)

Explanation

1001011two = 64 + 8 + 2 + 1 = 75, so the digit M is 7.