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The binary number expression of the decimal number 31 is a. 1111 b. 10111

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The binary number expression of the decimal number 31 is 

a. 1111 

b. 10111 

c. 11011 

d. 11111

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1 Answer

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Best answer

Correct option d. 11111

Explanation:

31 = 16 + 8 + 4 + 2 + 1

∴ Binary expression of decimal number 31 = 11111

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