Mathematics, 13.01.2021 01:00 gdufdgjki
WUUULOUP 4.5.PS-15 Reasoning Joanne cannot decide which of two washing machines to buy. The selling price of each is $660. The first is marked down by 40%. The second is marked down by 30% with an additional 10% off. Find the sale price of each washing machine. Use pencil and paper. Explain why Joanne should buy the first washing machine rather than the second if the machines are the same except for the selling price. The sale price of the first washing machine is $ (Round to the nearest dollar as needed.)
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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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WUUULOUP 4.5.PS-15 Reasoning Joanne cannot decide which of two washing machines to buy. The selling...
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