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Of a classroom filled with 20 students, 2 will be selected to stay after school and correct homework for extra credit. How many combinations are possible?

Of a classroom filled with 20 students, 2 will be selected to stay after school and correct homework for extra credit. How many combinations are possible?
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Of a classroom filled with 20 students, 2 will be selected to stay after school and correct homework for extra credit. How

many combinations are possible?

asked
User Seref
by
8.6k points

2 Answers

6 votes

Answer:

10 pair

Explanation:

20/2=10

10 pairs of students staying after school for extra credit

answered
User Jawache
by
7.9k points
5 votes

Answer: 10

Explanation:

20/2=10

pairs of two

answered
User ArdaZeytin
by
7.7k points
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