Chase is a songwriter who collects royalties on hi songs whenever they are played in a commercial or a movie.
Chase will earn $30 on every time one of his songs is
played in a commercial and he will earn $80 every time
one of his songs is played in a movie. Chase earned a
total of $480 in royalties on 11 commercials and movie.
Write and solve a system of equations to determine the
number of commercials and the number of movies on
which Chase's songs were played. ** SHOW ALL
WORK!! **

A. the following events are mutually exclusive: living in california and watching american idol. true or false b. the number of patients seen by an outpatient practice is an example of a discrete random variable. true or false c. the law of large numbers states that as the number of times an event experiment is conducted increases, the likelihood of the actual probability of an event approaching the theoretical probability decreases. true or false d. measuring the time it takes for patients to enter the operating room is an example of a continuous random variable. true or false