The manager of a school store orders 250 pencils at the beginning of the school year to sell to studentsThe function f(x) = 250 - 7x represents the number of pencils remaining after days of school How many pencils are remaining after 14 days of school?

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?