Suppose that four 85-octane gasoline pumps and three 89-octane gasoline pumps provide as much profit at a local convenience store in five days as three 85-octane pumps and five 89-octane pumps provide in four days. Which gasoline pump produces greater profit for the store?

Consider the following information on stocks a, b, c and their returns (in decimals) in each state: state prob. of state a b c boom 20% 0.27 0.22 0.16 good 45% 0.16 0.09 0.07 poor 25% 0.03 0 0.03 bust 10% -0.08 -0.04 -0.02 if your portfolio is invested 25% in a, 40% in b, and 35% in c, what is the standard deviation of the portfolio in percent? answer to two decimals, carry intermediate calcs. to at least four decimals.

Both a demand curve and a demand schedule show how a. prices affect consumer demand. b. consumer demand affects income. c. prices affect complementary goods. d. consumer demand affects substitute goods.

Goldman services hired a new clerk to keep custody of and maintain all the equipment in the equipment yard. the clerk has not yet been adequately trained on the maintenance needs of the equipment. which internal control procedure needs strengthening?