6. In a math survey of 28 students, 9 have a Play Station and 17 have an X-Box. There are 6 students that don't have either a Play Station or X-Box. What is the
probability that a student chose at random has a Play Station and an X-Box?
7. A random survey of 25 students showed that 5 students ride bikes and 10 students 7.
ride skateboards. There were 12 students that rode neither a bike or skateboard.
What is the probability that a student chosen at random rode both a bike and skateboard?
8. A survey of 27 students at the mall showed that 11 students like to go to the park and 8.
13 students liked going to the beach. There were 5 students that didn't like going to
the park or the beach. What is the probability that a student chosen at random liked
going to the park or beach?