Yolanda is going to watch a movie in her collection. She has 3 action movies, 4 comedies, and 5 dramas. She will randomly select one movie. What is the probability that the movie she selects is not a comedy?
Write your answer as a fraction in simplest form.
AFTER YOU AWNSER I WOULD LIKE TO TALK! =3

There were 816 people at a concert when a band started to play. after each song, only half the people stayed to hear the next song. how many people were left at the concert after x songs? write a function to represent this scenario.

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu

Look at the figure below: triangle abc is a right triangle with angle abc equal to 90 degrees. the length of ac is 5 units and the length of ab is 4 units. d is a point above c. triangle adc is a right triangle with angle dac equal to 90 degrees and dc parallel to ab. what is the length, in units, of segment cd?