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Question 20.11: Convert the following binary numbers into decimal numbers: a...

Convert the following binary numbers into decimal numbers:

a 1111

b 0001011

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a Binary 1111 is (1 × 8) + (1 × 4) + (1 × 2) + (1 × 1) = 15
b Binary 0001011 is (1 × 8) + (1 × 2) + (1 × 1) = 11

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