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Mathematics 9 Online
OpenStudy (anonymous):

A hat contains 4 red tickets and 4 blue tickets. Three tickets are chosen without replacement. draw a tree diagram to illustrate your answer. (Is just a tool do not really need it) Calculate the probability that all 3 tickets are blue.

OpenStudy (anonymous):

I did 4C3/8C3=1/14 but its wrong.

OpenStudy (anonymous):

nvm i was looking at the wrong answer in the answer sections, 1/14 is correct

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