SSC CGL 17 Aug 2017 Shift 1 Paper

Question : 51 of 100

Marks: +1, -0

Convert binary 1101111 to decimal

Solution:

(1101111) _2

Multiplying each digit of the binary number by the corresponding power of 2,

1 ×2^{6}+1× 2^{5}+0 \× 2^{4}+1 × 2^{3}

+1 × 2^{2}+1× 2^{1}+1× 2^{0}

=64+32+0+8+4+2+1

=111

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