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A science teacher needs to choose 4 students from a class of 20 to go to the library to do some research. How many different groups can be selected? A.) 3,060 B.) 104,976 C.) No…
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A science teacher needs to choose 4 students from a class of 20 to go to the library to do some research. How many different groups can be selected? A.) 3,060 B.) 104,976 C.) No…
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Apr 12, 2016
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A science teacher needs to choose 4 students from a class of 20 to go to the library to do some research. How many different groups can be selected?
A.) 3,060
B.) 104,976
C.) None are correct
D.) 73,440
Mathematics
high-school
Stefan Judis
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The number is (20 x 19 x 18 x 17) / (4 x 3 x 2). That's 4,845 . None of the choices is correct.
Xmhafiz
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Apr 17, 2016
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