Combinations and Permutations Question

Mathematics
Tutor: None Selected Time limit: 1 Day

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?

May 22nd, 2015


commercial for Pepsi = 6 times/hour

commercial for a local law firm= 1 time/hour

a new promo for the statio= 2 time/hour

then
total ways he can do this =n! = 9!=362880 ways

May 22nd, 2015

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