1.1 Probability Thabo winning 1st prize
TOTAL NUMBER OF ENTRIES = 200
Number of entries submitted T = 60
60
Therefore probability = = 0.3
200
1.2 Probability Sipho winning 1st prize
TOTAL NUMBER OF ENTRIES = 200
Number of entries submitted S = 40
40
Therefore probability = = 0.2
200
1.3 Probability Sipho winning 2nd prize
TOTAL NUMBER OF ENTRIES = 200-1
Number of entries submitted S = 40
40
Therefore probability = = 0.201 = 0.2
199
1.4 Probability Thabo winning 2nd prize
TOTAL NUMBER OF ENTRIES = 200-1
Number of entries submitted T = 60
60
Therefore probability = = 0.302 = 0.3
199
1.5 Probability T and S winning first and second prize =
(Prob T winning 1st prize x Prob S winning 2nd prize) + (Prob T winning 2nd prize
x Prob S winning 1st prize)
60 40 60 40
=( x199) + ( x200) = 0.12
200 199
Tutor Addie :062 914 2414
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