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Mathematics 4 Online
OpenStudy (anonymous):

How many ways can three prints be selected from a collection of 10 prints?

jimthompson5910 (jim_thompson5910):

You have 3 slots for your 3 choices. Call them slot A, slot B, slot C

jimthompson5910 (jim_thompson5910):

there are 10 choices for slot A 9 for slot B 8 for slot C Notice how I'm counting down each time

jimthompson5910 (jim_thompson5910):

multiply out those choices to get your answer

OpenStudy (anonymous):

In this problem order matters? How are you able to tell when order matters? The answer is 720

jimthompson5910 (jim_thompson5910):

I'm not sure if order matters but 720 is the answer if it does

OpenStudy (anonymous):

Alright Thank You! =)

jimthompson5910 (jim_thompson5910):

np

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