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Volume of cylinder with a radius of 8cm and height of 25 cm

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

Suppose a store sells an average of 80 cases of soda per day. assume that each case contains 24 cans of soda and that the store is open 10 hours per day. find the average number of soda that the store sells per hour.