Convert the decimal number 89 to a binary number
MATHEMATICS
WAEC 1996
Convert the decimal number 89 to a binary number
- A. 101101
- B. 111001
- C. 1001001
- D. 1011001
Correct Answer: D. 1011001
Explanation
| 2 | 89 |
| 2 | 44 r 1 |
| 2 | 22 r 0 |
| 2 | 11 r 0 |
| 2 | 5 r 1 |
| 2 | 2 r 1 |
| 2 | 1 r 0 |
| 0 r 1 |
89\(_{10}\) = 1011001\(_{2}\)
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