9.7a What are the most commonly used capital budgeting procedures? 9.7b If NPV is conceptually the best procedure for capital budgeting, why do you

9.7a What are the most commonly used capital budgeting procedures? 9.7b If NPV is conceptually the best procedure for capital budgeting, why do you think multiple measures are in practice?At least on paragraph for each question. I have attached a web link PDF that has the chapter where these two questions came from, look at page 27