Franky is willing to give a reward to whoever guesses his age this year. His clues states that his age is divisible by 12 and is a multiple of 9, and that he is less than 51 years old. How old is Franky?

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?