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Mathematics 16 Online
OpenStudy (anonymous):

Over the next week you want to watch a movie a day. In how many ways can this be done if you have 8 movies? A. 56 B. 6,720 C. 40,320 D. 2,097,152

OpenStudy (paki):

have you any idea...?

OpenStudy (anonymous):

i dont sorry.

OpenStudy (paki):

You can select from any of the 8 on the first day... then leaving 7 to choose from on the second day... then leaving 6 for the third day... and so on.... got it now...

OpenStudy (paki):

can you solve it now...?

OpenStudy (anonymous):

So i got 8x7x6x5x4x3x2= 4O,324

OpenStudy (anonymous):

I mean 4O,32O

OpenStudy (paki):

yeah rite... good...

OpenStudy (anonymous):

Thanks .

OpenStudy (paki):

pleasure...

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