A firm's describes how a firm will produce a superior return on invested capital. Question 9 options: A) market strategy B) competitive advantage C) value proposition D) revenue model

Alarge tank is filled to capacity with 500 gallons of pure water. brine containing 2 pounds of salt per gallon is pumped into the tank at a rate of 5 gal/min. the well-mixed solution is pumped out at the same rate. find the number a(t) of pounds of salt in the tank at time t.

A. calculate the payoff and profit at expiration for the february 190 calls, if you purchase the option at the stated price and at expiration the stock price is $195. b. calculate the payoff and profit at expiration for the february 195 puts, if you purchase the option at the stated price and at expiration the stock price is $195.

11. problems and applications q11 consider how health insurance affects the quantity of health care services performed. suppose that the typical medical procedure has a cost of $160, yet a person with health insurance pays only $40 out of pocket. her insurance company pays the remaining $120. (the insurance company recoup the $120 through premiums, but the premium a person pays does not depend on how many procedures that person chooses to undergo.) consider the following demand curve in the market for medical care. use the black point (plus symbol) to indicate the quantity of procedures demanded if each procedure has a price of $160. then use the grey point (star symbol) to indicate the quantity of procedures demanded if each procedure has a price of $40.