Amys class is selling books to raise money for a field trip. if each book sells for $7, how many books will they need to sell to raise $125?

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

Someone which statements are true? check all that apply.

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?