3. Converting (1010111)2 to base 8 yields which of the following results?

  1. 531
  2. 721
  3. 44
  4. 135
  5. 127

5 is CORRECT. (1010111)2 = (127)8, since 111=7, 010=2 and 1=1, in base 8 (2^k conversion method).

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