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Study Stuff for MCA Examinations - NIMCET
Study Stuff for MCA Examinations - NIMCET
Previous Year Question (PYQs)
Consider the given number $(45)_y$ where $y$ is the base of the number. Some of the possible values of $y$ are given below.
(A) 5
(B) 6
(C) 7
(D) 8
Choose the correct answer from the options given below :
Solution
In base $y$, digits must be less than base.
Number $(45)_y$ has digit 5.
Thus
$y>5$
Possible bases:
$6,7,8,\dots$
Given options:
6, 7, 8
Thus
(B), (C), (D)
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