ProbabilityHard
Question
A has 3 tickets in a lottery containing 3 prizes and 9 blanks; B has 2 tickets in a lottery containing 2 prizes and 6 blanks : compare their chances of success
Options
A.952 / 715
B.950 / 952
C.952 / 710
D.None of these
Solution
P(A) = 1 - P(A) P(B) = 1 - P(B)
= 1 -
= 1 - 
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