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In a class of 7 , there are 3 students who have done their homework.If the teacher chooses 3 students, what is the probability that none of the three of them have done their homework?
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In a class of 7 , there are 3 students who have done their homework.If the teacher chooses 3 students, what is the probability that none of the three of them have done their homework?

User Scott Roepnack
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4.8k points

2 Answers

4 votes

Answer:

57.1428571% (57% - rounded)

Explanation:

User Zabuzard
by
4.0k points
4 votes

Answer:

4/35

Explanation:

I did it on khan

User Guillaume Schuermans
by
4.4k points
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