Number System - 1 :: Discussion


4.The octal number (651.124)8 is equivalent to:
A. (1A9.2A)16
B.(1B0.10)16
C.(1A8.A3)16
D.(1B0.B0)16
Answer:  Option  A
Explanation:

 First, the octal number is converted to it’s equivalent binary form, by writing the binary equivalent of each digit in form of 3 bits. Then, the binary equivalent bits are grouped in terms of 4 bits and then for each of the 4-bits, the respective digit is written. Thus, the hexadecimal equivalent is obtained.
(651.124)8 = (110 101 001.001 010 100)2
= (110101001.001010100)2
= (0001 1010 1001.0010 1010)2
= (1A9.2A)16

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Published by:Kiran Manzoor

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