Mathematics, 13.03.2020 02:24 mirandaaa14

A box contain 74 brass watchers, 86 steel watchers and 40 aluminum watchers. Three watchers are drawn at random from the box without replacement. (a) determine the probabilities that are no aluminum watchers are drawn at random from the box. (b) find the probability that there are two brass watchers and either are steel or an aluminum watchers when three are drawn at random without replacement.

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A box contain 74 brass watchers, 86 steel watchers and 40 aluminum watchers. Three watchers are draw...

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