please use excel and exclude B. Answer A,CD and E please

Bill's Iron Casting, Inc. produces and sells a single product. Unit costs for direct materials and direct labor are $24 and $36, respectively. In March, 20,000 units were produced, and total overhead was $214,000. In April, 26,000 units were produced, and total overhead was $259,000. Selling price of the unit is $100. a. c. Estimate the total fixed overhead costs of the company. (use the high-low method) b. Compute the contribution margin ratio. Compute the company's break-even point in sales dollars. d. Compute the number of units which must be sold to have income before tax of $122,000. Leasing a new machine would reduce variable costs by $6 per unit but increase fixed overhead by $100,000 per month. If Bill's expects to produce and sell 30,000 units per month for the foreseeable future, should they lease the new machine? Why? e