The Treasury bill rate is 4% and the market risk premium is 8%.

Project	Beta	Internal Rate of Return, %
P	1.05	14
Q	0	12
R	2.00	18
S	0.45	13
T	1.20	20

a.	What are the project costs of capital for new ventures with betas of .80 and 1.24? (Do not round intermediate calculations. Round your answers to 2 decimal places.)

Beta	Cost of Capital
0.80	%
1.24	%

b.	Which of the following capital investments have positive NPVs? (You may select more than one answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with the question mark to empty the box for a wrong answer.)