Jack works for a company that pays him $20 an hour. his normal workday does not exceed 8 hours. after working 8 hours in a day, he gets paid $5 per hour overtime in addition to his regular wage. he cannot work fewer than 5 hours a day or more than 14 hours a day. which graph shows jack's wages if he works for x hours a day?

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

Find the area of the triangle formed by the origin and the points of intersection of parabolas y=−3x^2+20 and y=x^2−16.

What would be the reasons for lines 3 and 4? a. addition property; subtraction property b. addition property; solve c. substitution property; subtraction property d. substitution property; prove