Luis has two cars. his minivan gets 18 miles per gallon of gasoline and his compact gets 24 miles per gallon. how many gallons of gasoline will he save if he travels 216 miles using the compact instead of the minivan

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?