Which of the following is not a concern in using ratio analysis? a. we don't know an 'optimal' value for ratios..b. we cannot find adequate industry averages. c. there may be accounting differences. d. ratios do not give us answers to how to 'fix' an organization. e. all of the above are concerns.

David consumes two things: gasoline (q 1) and bread (q 2). david's utility function is u(q 1, q 2)equals70q 1 superscript 0.5 baseline q 2 superscript 0.5. let the price of gasoline be p 1, the price of bread be p 2, and income be y. derive david's demand curve for gasoline. david's demand for gasoline is q 1equals nothing. (properly format your expression using the tools in the palette. hover over tools to see keyboard shortcuts. e. g., a subscript can be created with the _ character.)