need help for study guide

the internal rate of return is :

a. equivalent to the discount rate that makes the npv equal to the required rate of return plus ine

b. dependent on the interest rate available on the market and the project's associated risk

c. less reliable as a decision making tool than npv henever you are considering mutually exclusive proects

d. a better methodology than npv when dealig with unconventional cash flows

2. which of the following is not considered part of operational cash flow

a. change in working capital

b. sales

c. fixed costs

d. depreciation

3. true or false? when analyzing projects, it is critical you look at profit and loss . your reasoning is that this is what shareholders see each year on the annual performance reports, and how they measure the performance of the management team