You must ensure that all answers are ( 100% correct ) by solving each problem in at least two different ways which give the same result.
Both ways must be stated ; but you only need to produce your answer to only one of your methods.
All questions must be answered on ( Excel ) , ( On the same Excel file that I've attached).
You must explain all answers step by step in understandable manner ; and you must add Comments for each answer explaining what is going on in each step
26 freelancers are bidding on average $55 for this job
Mathematics and Excel has been a core part of my development as a Mechanical Engineer. I guarantee you'll be satisfied if you were to assign this task to me. Thanks