A movie theater determines its profit, in dollars, using the expression 10n - 1000, where n is the number of tickets sold.

Which inequality shows the minimum number of tickets sold in order to make a profit of at LEAST $5,000?

Look at the image for the Answer Choice.

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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