The following portfolios are considered for investment. You are required to assume that the risk-free rate of 4.25% is applicable to this situation.

Portfolio	Return	Beta	Standard deviation
Alpha	0.14	1.0	0.05
Beta	0.22	1.5	0.10
Gama	0.11	0.6	0.03
Theta	0.18	1.1	0.06
Market	0.13	1.0	0.04

Compute the Sharpe measure and Treynors composite measure for Alpha, Beta, Gama, Theta and the Market portfolio.

(3 Marks)

You are required to rank the portfolios using each of the above measures and discuss the cause for any differences you find in the ranking