Mathematics, 13.12.2019 22:31, raishagibson
Alocal sporting goods manager gave each member of a basketball team a coupon for 20% off the regular price of one pair of basketball shoes.
part a:
tonya selected a pair of shoes for the regular price of $80. how much money will she save by using the 20% off coupon? justify your answer using equations, models, and/or words to explain your mathematical reasoning.
part b:
katie selected a pair of shoes for the regular price of $120. after the 20% off discount is applied, what will be the discounted cost of the shoes (before tax)? justify your answer using equations, models, and/or words to explain your mathematical reasoning.
Answers: 1
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Mathematics, 21.06.2019 20:30, shonesam98
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
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