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Mathematics 20 Online
OpenStudy (anonymous):

The track team has 11 distance runners but can only enter five in the meet. How many combinations of five runners can the coach create? 462 120 55,440 3,696

OpenStudy (anonymous):

11C5

OpenStudy (anonymous):

\[\frac{ 11! }{ 5!\times6! } =?\]

OpenStudy (perl):

if would be nice if they had a calculator built into OS

OpenStudy (perl):

|dw:1402033374371:dw|

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