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OpenStudy (thecharmingcharm):
Will give medal. From a stack of seven movies, you can choose any two that you want to watch. How many different combinations can you choose from? A. 2 B. 21 C. 42 D. 5,040
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OpenStudy (steve816):
What is 7 x 6?
OpenStudy (sooobored):
well, as a first choice, you can choose from 7 different movies so thats 7 different combinations as a second choice, assuming you want to rewatch the same movie again you can then only choose from the remianing 6 different movies
OpenStudy (thecharmingcharm):
so its 42 yea? :P
OpenStudy (steve816):
Yea :)
OpenStudy (steve816):
Clap Clap Clap Clap Clap Clap Clap Clap Clap Clap Clap Clap Clap Clap Clap
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OpenStudy (thecharmingcharm):
thanks!
OpenStudy (steve816):
No problemo
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