Please show all steps and work to derive answers in excel. Thanks

a. Calculate the project NPV. (Do not round intermediate calculations and round your final answer to 2 decimal places. NPV b. What is the minimum number of cartons per year that can be supplied and still break even? (Do not round intermediate calculations and round your a Quantity of cartons. c. What is the highest fixed costs that could be incurred and still break even? (Do not round intermediate calculations and round your final answer to 2 d Fixed Costs ur answer to the nearest whole number. 2 decimal places