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What will be the decimal equivalent for binary number 1011?
1. 8
2. 9
3. 11
4. 15

1 Answer

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Best answer
Correct Answer - Option 3 : 11

The Correct Answer is 11.

  • A number with base 2 is known as a Binary Number, and numbers with base 10 are known as Decimal Numbers in the Number System.
  • The decimal numbers are 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, and so on.
  • Binary numbers, on the other hand, are used in digital systems and are represented by just two digits – 0 and 1.
  • Binary to Decimal Conversion:

(1011)2=(?)10

= 1x2+ 0x22 + 1x21 + 1x20 

= 8 + 0 + 2 + 1

= (11)10

Hence, The Decimal conversion of 1011 is 11.

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