Binary 110110101 is equal to decimal ________.

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RRB ALP Fitter 23 Jan 2019 Official Paper (Shift 1)
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  1. 333
  2. 437
  3. 349
  4. 477

Answer (Detailed Solution Below)

Option 2 : 437
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Detailed Solution

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Binary 110110101 is equal to decimal 437

Calculation:

1 1 0 1 1 0 1 0 1

From rightmost first column as follows

=> (20 * 1) + (21 * 0) + (22 * 1) + (23 * 0) + (24 * 1) + (25 * 1) + (26 * 0) + (27 * 1) + (28 * 1)

=> (1) + (0) + (4) + (0) + (16) + (32) + (0) + (128) + (256)

Decimal value =>437

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