ISRO | ISRO CS 2016 | Question 11

If 12A7C₁₆ = X₈, then the value of X is
(A) 224174
(B) 425174
(C) 6173
(D) 225174

Answer: (D)
Explanation: Given, (12A7C)₁₆
= (0001 0010 1010 0111 1100)sub>2
= (00 010 010 101 001 111 100)sub>2
= (0225174)sub>8
So, option (D) is correct.
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