Mr. Douglas's marginal rate of substitution is six slices of bread for two Pepsis at the present combination of Pepsi and bread he is consuming. If the price of each Pepsi is $2.00 and the price of a slice of bread is $3.00, is Mr. Douglas maximizing his utility? If not, how should he change his consumption? Briefly explain your response.

Please identify a heuristic (quick rule of thumb) that you have employed when making a decision, whether in business or as a consumer. Were you better off by making the heuristic decision, or would it have been better to follow a longer decision process? Explain briefly.