A blood bank needs 15 people to help with a blood drive. 20 people have volunteered. Find how many different groups of 15 can be formed from the 20 volunteers.

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asked Sep 6, 2022 43.7k views

5 votes

A blood bank needs 15 people to help with a blood drive. 20 people have volunteered. Find how many different groups of 15 can be formed from the 20 volunteers.

Mathematics
high-school

Maurice Naftalin asked

by Maurice Naftalin

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2 Answers

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Answer: if they only have 20 patients then there can only be 1 group of 15 people! hope this helps

Explanation:

Samuel Liew answered Sep 7, 2022

by Samuel Liew

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4 votes

Answer:

15,504 different groups

Explanation:

Nicq answered Sep 12, 2022

by Nicq

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