A has 3 shares in a lottery in which there are 3 prizs and 8 blanks. B has 2 shares in a lottery in which the are 4 prizes and 6 blanks. compar their chances of success.
since A has three shares in which 3 prizes and 8 blanks are there.
A can win in three ways, either he get 1 prize and 2 blank or 2 prizes and 1 blank or all the three prizes.
All the three cases where 'A' can win is independent and mutually exclusive. hence probability that A can win prize is given as;
B has 2 shares in a lottery in which 4prizes and 6 blanks are there.
B can win in two ways , either he gets 1 prize and 1 blank or 2 prizes.