PLEASE HELP ASAP is 1/2

will the function open upward or downward? Will the vertex be a maximum or a minimum? Explain how you know please!

What is the greater volume 72 quarts or 23 gallons

The graph of a hyperbola is shown. what are the coordinates of a vertex of the hyperbola? (0, −4) (−3, 0) (0, 0) (0, 5)

Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches.approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *