hi need the answer for these questions. Thank you.. using fomular ya not using excel. tq

1. In each of the following cases, calculate the accounting break-even and the cash break-even points. Ignore any tax effects in calculating the cash break-even. 2. In each of the following cases, find the unknown variable: 3. Consider a project with the following data: accounting break-even quantity =15,500 units; cash break-even quantity =13,200 units; life = five years; fixed costs =$140,000; variable costs =$24 per unit; required return =16 percent. Ignoring the effect of taxes, find the financial break-even quantity