If, when the price of a product rises from $2 to $3, the quantity demanded of the product decreases from 600 to 400, the price elasticity of demand coefficient, using the midpoint formula, is:

Modern firms increasingly rely on other firms to supply goods and services instead of doing these tasks themselves. this increased level of is leading to increased emphasis on management.

Which of the following would indicate an improvement in a company's financial position, holding other things constant? a. the inventory and total assets turnover ratios both decline.b. the debt ratio increases.c. the profit margin declines.d. the times-interest-earned ratio declines.e. the current and quick ratios both increase.

Customers arrive at rich dunn's styling shop at a rate of 3 per hour, distributed in a poisson fashion. rich can perform an average of 5 haircuts per hour, according to a negative exponential distribution.a) the average number of customers waiting for haircuts= customersb) the average number of customers in the shop= customersc) the average time a customer waits until it is his or her turn= minutesd) the average time a customer spends in the shop= minutese) the percentage of time that rich is busy= percent