can you help me with these question

1. [-/6 Points] DETAILS MY NOTES An oilfield contains 6 wells that produce a total of 1,800 barrels of oil per day. For each additional well that is drilled, the average production per well decreases by 30 barrels per day. How many additional wells should be drilled to obtain the maximum amount of oil per day? 2. [-/6 Points] DETAILS MY NOTES The typical soft drink can in the U.S. has a volume of 355 cm . The two circular ends cost $0.0008 per cm" each (because they are thicker), and the cook of the aluminum for the side of the can is $0.00024 per cme. What dimensions will minimize the cost of a can? (Round your answers to two decimal places.) radius cm height cm What is the minimum cost per can? (Round your answer to four decimal places.) $3. [-/6 Points] DETAILS MY NOTES Waste Management Company wants to construct a dumpster in the shape of a rectangular solid with no top whose length is four times its width. Its volume is fixed at 25.6 yd , Find the dimensions of the dumpster that will minimize its surface area. length yd width yd height yd