Mathematics (AS & A Level) · Oct / Nov 2019 · Paper 62 · Question 2
9709
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The question as text
Benju cycles to work each morning and he has two possible routes. He chooses the hilly route with probability 0.4 and the busy route with probability 0.6. If he chooses the hilly route, the probability that he will be late for work is x and if he chooses the busy route the probability that he will be late for work is 2x. The probability that Benju is late for work on any day is 0.36.
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2(i)[2]
2(ii)[3]
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