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Shipping Form and Availability of One Car

A) A shipping form keeps 2 cars in readiness for local delivery. Because of demands on their time and the frequency of mechanical failure, the probability that a particular car will be available when needed is 0.9. The availability of one car is independent of the availability if other.

a) If both cars are wanted at the same time, what is the probability that they woill both be available?
b) If both cares are wanted at the same time, what is the probability that neither will be available?
c) If a car is wanted at a certain time, what is the probability that a car will be available?

Solution Preview

a) p avaiable = 0.9
0.9X0.9 = 0.81 Both cars will be ...

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