I need this question in excelOm please

- 57.17 Markland Manufacturing intends to increase capacity by overcoming a bottleneck operation by adding new equipment. Two vendors have presented proposals. The fixed costs for proposal A are $50,000, and for proposal B, $70,000. The variable cost for A is $12.00, and for B,$10.00. The revenue generated by each unit is $20.00. a) What is the break-even point in units for proposal A? b) What is the break-even point in units for proposal B? - 57.18 Using the data in Problem S7.17: a) What is the break-even point in dollars for proposal A if you add $10,000 installation to the fixed cost? b) What is the break-even point in dollars for proposal B if you add $10,000 installation to the fixed cost