Alash adjuster keeps pressure constant on engine valves, thereby increasing fuel efficiency in automobile engines. the relationship between price (p) and monthly demand (d) for lash adjusters made by the wicks company is given by this equation: dequals=(2 comma 4002,400minus−p)/0.100.10. what is the demand (modifyingabove upper d with caretd) when total revenue is maximized? what important data are needed if maximum profit is desired?

Money aggregates identify whether each of the following examples belongs in m1 or m2. if an example belongs in both, be sure to check both boxes. example m1 m2 gilberto has a roll of quarters that he just withdrew from the bank to do laundry. lorenzo has $25,000 in a money market account. neha has $8,000 in a two-year certificate of deposit (cd).

Stocks a, b, and c are similar in some respects: each has an expected return of 10% and a standard deviation of 25%. stocks a and b have returns that are independent of one another; i.e., their correlation coefficient, r, equals zero. stocks a and c have returns that are negatively correlated with one another; i.e., r is less than 0. portfolio ab is a portfolio with half of its money invested in stock a and half in stock b. portfolio ac is a portfolio with half of its money invested in stock a and half invested in stock c. which of the following statements is correct? a. portfolio ab has a standard deviation that is greater than 25%.b. portfolio ac has an expected return that is less than 10%.c. portfolio ac has a standard deviation that is less than 25%.d. portfolio ab has a standard deviation that is equal to 25%.e. portfolio ac has an expected return that is greater than 25%.

Oz makes lion food out of giraffe and gazelle meat. giraffe meat has 18 grams of protein and 36 grams of fat per pound, while gazelle meat has 36 grams of protein and 18 grams of fat per pound. a batch of lion food must contain at least "46,800" grams of protein and 70,200 grams of fat. giraffe meat costs $1/pound and gazelle meat costs $2/pound. how many pounds of each should go into each batch of lion food in order to minimize costs? hint [see example 2.]