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Home › Computer › Number Systems - Binary to Decimal

Number Systems - Binary to Decimal — Computer Questions & Practice

Practise 700 Number Systems - Binary to Decimal questions from Computer for competitive exams such as UPSC, Banking, SSC and Railway. Read the worked questions below, check every answer with an explanation, and track what you get wrong.

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Practice questions on Number Systems - Binary to Decimal — with answers

Try each question first, then open the answer. Explanations are included.

1. Convert the binary number 110010101 to its decimal equivalent.

  1. A404
  2. B409
  3. C406
  4. D405
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Answer: D

Binary 110010101 = Decimal 405.

2. Convert the binary number 101100 to its decimal equivalent.

  1. A44
  2. B43
  3. C48
  4. D45
Show answer

Answer: A

Binary 101100 = Decimal 44.

3. Convert the binary number 1111001010 to its decimal equivalent.

  1. A970
  2. B969
  3. C974
  4. D971
Show answer

Answer: A

Binary 1111001010 = Decimal 970.

4. Convert the binary number 1000101000 to its decimal equivalent.

  1. A552
  2. B556
  3. C553
  4. D551
Show answer

Answer: A

Binary 1000101000 = Decimal 552.

5. Convert the binary number 10100111 to its decimal equivalent.

  1. A167
  2. B168
  3. C171
  4. D166
Show answer

Answer: A

Binary 10100111 = Decimal 167.

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