Mathematics, 10.10.2019 10:30 eve2055

Assume that you have 7 dimes and 5 quarters (all distinct), and you select 4 coins. in how many ways can the selection be made so that at least 3 coins are dimes? in how many ways can the selection be made so that at least 3 coins are dimes?

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Assume that you have 7 dimes and 5 quarters (all distinct), and you select 4 coins. in how many ways...

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