Penelope is making cards for her family members. she completed 9/16 of the cards on monday and 2/16 of the cards on tuesday what fraction of the cards has penelope completed so far

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

What number line represents the solution set for the inequality -1/2 greater than or equal to 4

How do i put 3(x+7) in distributive property