PLEASE HELP For the past two weeks, Benita has been recording the number of people at Eastside Park at lunchtime. During that time, there were 50 or more people at the park 9 out of 14 days.

a. What is the experimental probability that there will be 50 or more people at the park during lunchtime on the fifteenth day?

b. What is the experimental probability that there will not be 50 or more people at the park during lunchtime on the fifteenth day?​

Solve the problem by using a venn diagram a group of students were surveyed about their taste in music.they were asked how they like three types of music: rock, country western and jazz.the results are summarized below: no one dislikes all three types of music.six like all three types of music.eleven don’t like country western.sixteen like jazz.three like country western and jazz, but not rock.six don’t like rock.eight like rock and country western.seven don’t like jazz.how many students were surveyed?