In what form is an equation that relates two proportional quantities x and y? Explain your thinking.

Can someone me my sister? she is in third grade. 50 points and brainlist! ones that are not answered. plz and thx!

Monica build a remote control toy airplane for science project to test the plane she launched it from the top of a building the plane travel a horizontal distance of 50 feet before landing on the ground a quadratic function which models the height of the plane in feet relative to the ground at a horizontal distance of x feet from the building is shown

Karen will divide her garden into equal parts. she will plant corn in 8/12 of the garden. what is the lowest number of parts she can divide her garden into?