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A haulage contractor has two loads to deliver to separate customers. He has 4 trailers of which 2 are new. If the trailers are randomly chosen for any particular delivery:

(a) In how many ways can the trailers be allocated the deliveries?

(b) In how many ways can the trailers be allocated the deliveries such that exactly one new trailer is used?

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9357114

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