Use this information to answer questions 13-16: On a windy morning, a hot air balloon starts rising and flying away from the top of a hill. The altitude, h, in feet,
of the balloon x hours after starting its ascent from the hill, can be modeled by the function
h(x) = -16x+ 64x + 80. use desmos calculator
There is a positive and negative x intercept for this function. What is the positive x-intercept? Explain what this
X-intercept represents in the given situation.

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?