The owner of a produce store found that when the price of a head of lettuce was raised from 50 cents to $1, the quantity sold per hour fell from 18 to 8. The arc elasticity of demand for lettuce is.

a. -1.15.
b. -0.8.
c. -1.57.
d. -0.56.

In a team environment, a coordinator is? a person with expert knowledge or skills in a particular area the team needs. a good listener who works to resolve social problems among teammates. a leader who team members focus on their tasks. a good networker who likes to explore new ideas and possiblities.

Sauer food company has decided to buy a new computer system with an expected life of three years. the cost is $440,000. the company can borrow $440,000 for three years at 14 percent annual interest or for one year at 12 percent annual interest. assume interest is paid in full at the end of each year. a. how much would sauer food company save in interest over the three-year life of the computer system if the one-year loan is utilized and the loan is rolled over (reborrowed) each year at the same 12 percent rate? compare this to the 14 percent three-year loan.

When the price of pencils increases from $1.50 to $2.50, there is an increase in quantity demanded of pens from 100 to 150. the cross-price elasticity of demand between pencils and pens is: ?