1.

A determinant is chosen at random. The set of all determinants of order 2 with elements 0 or 1 only. The probability that value of the determinant chosen is positive, is                                                       [IIT 1982]

A.                 3/16       
B.                 3/8
C.                 1/4         
D.                 None of these
Answer» B.                 3/8


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