vbodbodlhviprw5846 vbodbodlhviprw5846

28-05-2018
Mathematics

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There are 22 students in mario's class. mario's teacher is planning to pair the students up for a project. how many different combinations of pairs are possible? 11

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jiangjacky1234ozqz8r jiangjacky1234ozqz8r

28-05-2018

231. I did this manually by pairing up all the combinations. Student #1 would have 21 people to pair up with. Then, Student#2 would now only have 20 students to pair with ( student#1 already paired with student#2) and so it goes from 21 to 1 to get 231

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Jeniqueolsen Jeniqueolsen

03-06-2020

Answer:

231

Step-by-step explanation:

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