SOLUTION: A math quiz is generated by randomly choosing 5 questions from a test bank consisting of 50 questions. How many different quizzes are possible?

Question 935691: A math quiz is generated by randomly choosing 5 questions from a test bank consisting of 50 questions. How many different quizzes are possible?

Answer by marroqus(3) (Show Source): You can put this solution on YOUR website!
We have to use this formula
C(n,r)=n!/r!*(n!-r!)
Remember ! means factorial. F.i. 4!=4*3*2*1=24
C=combinations
n=number of things you can choice=50
r=number of choices you get=5
C=50!/5!*(50!-5!)
C=50!/(5!*45!)
C=2118760
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