Can someone help me with 10 questions? (If you answer correct i will try and make a question for you to answer for 100 points and (if you want to answer beware the subject is math)

What is the greater volume 72 quarts or 23 gallons

Which graph represents the parent function of y=(x+2)(x-2)

Apinhole camera is made out of a light-tight box with a piece of film attached to one side and pinhole on the opposite side. the optimum diameter d(in millimeters) of the pinhole can be modeled by d=1.9[ (5.5 x 10^-4) l) ] ^1/2, where l is the length of the camera box (in millimeters). what is the optimum diameter for a pinhole camera if the camera box has a length of 10 centimeters