Please provide the work and answers, thank you

b. marketing has suggested a new product. The freshwater tub that would require two hours of welding time three pumps in 2 pounds of metal tubing. It is expected to provide a profit of $62 per unit should arctic spa produce fresh water tubes?

3) Arctic Spas, Inc. produces three types of hot tubs Aqua Plunge, Artesian, and Clearwater. Marketing wants no more than 250 Clearwater tubs made. The tubs are produced in the welding department using pumps and tubing. Adjustable Cells Constraints Using the LP formulation and the solution provided by Exeel's solver to answer the following: ( 30 points) Do not run or try re-solve this problem, you will get wrong numbers. This is to be done all manually. Show your calculations a. Aretic Spas can increase the avajlable tubing by purchasing 30 feet at a cost of 12.25 per foot. Should Aretic Spa purchase additional tubing? If so what is the impact on the current profit number? c. If the profit from the Clearwater decreases by $6.00, what will be the impact? What is the new total profi number? d. Marketing wants to increase the maximum number of Clearwater tubs from 250 to 265 . How will this affect the solution? e. Management found out that the profit margin for Clearwater is actually $56/ unit, instead of $60/ unit and the profit margin for Aqua Plunge is \$31/unit instead of \$30/unit and wants to know how the new (correct) profit margins will affect the solution. Will the quantities change? What is the new profit number