Consider the following cash flows:

C0	C1	C2	C3	C4
$22	+$20	+$20	+$20	$40

a. Calculate both the internal rates of return on this project out of which one is (a shade above) 7% and that the other is (a shade below) 34%. (Round your answers to 2 decimal places.)

b. Is the project attractive if the discount rate is 5%? (Use the minus sign for negative values. Do not round intermediate calculations. Round your answer to 3 decimal places.)

c-1. Is the project attractive if the discount rate is 20%? (Do not round intermediate calculations. Round your answer to 3 decimal places.)

c-2. Is the project attractive if the discount rate is 40 percent? (Use the minus sign for negative values. Do not round intermediate calculations. Round your answer to 3 decimal places.)