Lilly can fly her plane 200 miles against the wind in the same time it takes her to fly 300 miles with wind. if the wind blows at 30 miles per hour, find the speed of lilly’s plane in still air.

Which of the following best describes the graph below? + + 2 + 3 + 4 1 o a. it is not a function. o b. it is a one-to-one function. o c. it is a many-to-one function. o d. it is a function, but it is not one-to-one.