I need detailed solution for below questions (a,b,c,d,..)

Suppose you invest $400,000 in T-bills and $600,000 in the market portfolio. (a) What is the return on your portfolio if T-bills yield 6% and the expected return on the market is 14%? (b) Under the above assumptions (e.g., statement in (a) and problem description), what is the current expected market risk premium? (c) What is the beta of your portfolio? (d) Using the result you obtain in (a) or otherwise, what does the return on your portfolio imply for the expected return on individual stocks with betas of 0.6