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Mathematics, 09.05.2021 23:30 Ariannamorales5355

A blood bank needs 13 people to help with a blood drive. 20 people have volunteered. Find how many different groups of 13 can be formed from the 20 volunteers.​plss help I'm stuck

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A blood bank needs 13 people to help with a blood drive. 20 people have volunteered. Find how many d...
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