probability

q6
Sixteen playerss S1,S2,....S16 play in a tournament, They are divided into eight pairs at random. from each
pair a winner is decided on the basis of a game played between the two piayers of the pair. Assume that all the
players are of equal strength, The probability that "exactly one of the two players s1, &s2, is among the eight
winners' is
ans 8/15
