Someone please help me with math. Thank You

What is the correlation coefficient for the data? don't forget to turn the diagnoisticon (in the catalog menu of the calculator). r = answer (round to the nearest thousandth)

Nine people are going to share a 128-ounces bottle of soda. how many ounces will each person get drink? choose the correct equation and answer for this situation

X² + 4y² = 36 the major axis runs along: a) y=4x b) x-axis c) y-axis