Multiple choice

Conversion of binary number 1101 to octal number is _____.

  1. 14

  2. 15

  3. 17

  4. 19
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Group binary digits into sets of 3 from right to left: 001 101. The left group has leading zeros. Convert: 001→1, 101→5, giving octal 15.

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