rework problem 27 in section 6.3 of your textbook except use the data below instead of the data in your textbook: assume that producing 1 unit of calcium requires 0 units of calcium, 0 units of hydrogen, and 0.1 units of sea salt; that producing 1 unit of hydrogen requires 0 units of calcium, 0,2 units of hydrogen, and 0.1 units of sea salt; and that producing 1 unit of sea salt requires 0 units of calcium, 0.3 units of hydrogen, and 0 units of sea salt. find the production schedule that satisfies and external demand for 53 units of calcium, 38 units of hydrogen, and 17 units of sea salt