Suppose the covariance between the returns of the stock of Poul Inc. and the returns on the Whilshire 5000 is 0.018. If the standard deviation of market returns is 0.010, what is the beta of the stock? Note: Here the actual numbers rather than percentages are given. So give your answer as an actual number rather than a percentage etc.

Assume that its trade credit terms are 4/10, net 40 and Mackenzie pays on day 40. Using a 365 day year, what is Mackenzie's Effective Annual Rate (EAR) cost of trade credit?