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Wed 10 Sep, 2014 01:37 pm
3 lottery tickets are drawn from a total of 15. Assume that the order is important. How many simple events are associated?
In how many ways can 16 balloons be place one after another if 4 are yellow, 2 are blue, 6 are red, and the other green.
In preparing his class schedule a student has a choice of 1 over 5 sections in English and one of the 3 sections in Algebra. Determine the number of grades he can prepare to his schedule.
@diannemartin,
Use permutation 15!/15-3!
16!/4! 2! 6! 4!
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