Joseph had half a cookie. ellen had a quarter of a different cookie. the peace joseph had was smaller. how would ellen's peace be larger?

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

If a is a nonzero real number then the reciprocal of a is

Zahra runs a 500-meter race at a constant speed. which graph shows her distance from the finish line during the race?