CAT4MBA

6 birds, all of a different kind (X1, X2, . ..X6) are put in pairs 3 cages. However, the pairs (X1, X2), (X2, X3). . . .(X5, X6) cannot be put together in a cage.

Q1. All the three pairs cannot be determined if it is known that X1 is put together in a cage with
a. X4                  b. X5                c. X3                               d. X6

Q2. If one of the pairs in a cage is given, then what is the probability that all the other required pairs can be determined?
a. 2/5                    b. 1/2                c. 5/11                         d. 3/5