A radio DJ is contractually obligated to run a commercial for Pepsi six
times, a commercial for a local law firm once, and a new promo for the
station twice per hour. In how many different ways can he do this?
commercial for Pepsi = 6 times/hour
commercial for a local law firm= 1 time/hour
a new promo for the statio= 2 time/hour
thentotal ways he can do this =n! = 9!=362880 ways
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