Marlon is picking out some movies to rent, and he has narrowed down his selections to 4 documentaries, 4 mysteries, 5 comedies, and 4 children's movies. How many different combinations of 9 movies can he rent if he wants all 4 children's movies?

Peter applied to an accounting firm and a consulting firm. he knows that 30% of similarly qualified applicants receive job offers from the accounting firm, while only 20% of similarly qualified applicants receive job offers from the consulting firm. assume that receiving an offer from one firm is independent of receiving an offer from the other. what is the probability that both firms offer peter a job?

For each sentence below, find the value of x that makes each sentence true. (515) 5 = 25* x= (813)2 = 4* x=

In order to be invited to tutoring or extension activities a students performance 20 point higher or lower than average for the