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need help with probability (1 Viewer)

oly1991

oly1991

Member
Joined
Nov 20, 2008
Messages
411
Location
Sydney
Gender
Male
HSC
2009
1.

1 - (12/15 x 11/14 x 10/13)
= 47/91

2.

a) 13/52 x 12/51 = 1/17

b) 13/52 x 13/51 = 13/204

c) 13/52 x 39/51 = 13/68

im pretty sure that they are all right although someone can correct me if im wrong :)
 
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