In the last two weeks , a plant grew 1/16 in. and 3/16 in. respectively
how much did the plant grow in the last two weeks?
express your answer in lowest terms.
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plz asap

What is the slope of the line that contains the points (-2,1) and (0,-3)

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11

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