1) Find i* for Project B?

2) Fund the rate(s) of return for all project by plotting NPW as a function of this interest rate, by using excel

For number 1 which equations would you use without excel?

Thank you

Consider the five investment projects with cash flows given in the table below. n Project A Project B Project C Project D 0 $213 255 85 85 -$532 107 -255 -$128 255 107 -$638 213 234 383 160 2 4 -425 5 6 0 340 319 298 277 85 64