SOLUTION: Mary buys 2 tickets for a raffle where 2 prizes are awarded. If 50 tickets are sold, the probability that Mary does not win either prize is
A.
1/1225
B.
1128/1225
C.
96
Algebra ->
Probability-and-statistics
-> SOLUTION: Mary buys 2 tickets for a raffle where 2 prizes are awarded. If 50 tickets are sold, the probability that Mary does not win either prize is
A.
1/1225
B.
1128/1225
C.
96
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Question 1098790: Mary buys 2 tickets for a raffle where 2 prizes are awarded. If 50 tickets are sold, the probability that Mary does not win either prize is
A.
1/1225
B.
1128/1225
C.
96/1225
D.
1/2450 Answer by greenestamps(13200) (Show Source):
You can put this solution on YOUR website! When the first winning ticket number is drawn, the probability that Mary does not win is 48/50.
When the second winning number is drawn, the probability that she does not win is 47/49.
The probability that she doesn't win either prize is
