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Mathematics 10 Online
OpenStudy (anonymous):

A professor must randomly select 4 students to participate in a mock debate. There are 20 students in his class. In how many different ways can these students be selected, if the order of selection does not matter? A. 116,280 B. 4,845 C. 2,880 D. 3,945

OpenStudy (anonymous):

2 option

OpenStudy (anonymous):

what do you mean?

OpenStudy (anonymous):

b option is correct

OpenStudy (anonymous):

4845 is the answer

OpenStudy (anonymous):

ooh okay thanks

OpenStudy (anonymous):

wlcm

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