1.

A student is allowed to select at most \[n\] books from a collection of \[(2n+1)\] books. If the total number of ways in which he can select one book is 63, then the value of \[n\] is    [IIT 1987; RPET 1999; Pb. CET 2003; Orissa JEE 2005]

A. 2
B. 3
C. 4
D. None of these
Answer» C. 4


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