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You roll one die 8 times. what is the probability of rolling exactly six fours
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Amerchant has coffee worth $60 a pound that she wishes to mix with 50 pounds of coffee worth $90 a pound to get a mixture that she will sell for $70 a pound. how many pounds of the & 60 coffee should be used?
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You roll one die 8 times. what is the probability of rolling exactly six fours...
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