Mathematics (AS & A Level) · May / June 2016 · Paper 61 · Question 3
9709
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The question as text
The probability that the school bus is on time on any particular day is 0.6. If the bus is on time the probability that Sam the driver gets a cup of coffee is 0.9. If the bus is not on time the probability that Sam gets a cup of coffee is 0.3.
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3(i)[2]
3(ii)[3]
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