The price tag on a tennis ball in 1975 read $0.10, and the price tag on a tennis ball in 2005 read $1.00. The CPI in 1975 was 52.3, and the CPI in 2005 was 191.3. Refer to Scenario 24-1. In 1975 dollars, a 1975 tennis ball cost $0.10 and a 2005 tennis ball cost:.
a. $0.27, so tennis balls were cheaper in 1975.
b. $0.27, so tennis balls were cheaper in 2005.
c. $3.66, so tennis balls were cheaper in 1975.
d. $3.66, so tennis balls were cheaper in 2005.

After graduation, you plan to work for dynamo corporation for 12 years and then start your own business. you expect to save and deposit $7,500 a year for the first 6 years (t = 1 through t = 6) and $15,000 annually for the following 6 years (t = 7 through t = 12). the first deposit will be made a year from today. in addition, your grandfather just gave you a $32,500 graduation gift which you will deposit immediately (t = 0). if the account earns 9% compounded annually, how much will you have when you start your business 12 years from now?

James is an employee in the widget inspection department of xyz systems, a government contractor. james was part of a 3-person inspection team that found a particular batch of widgets did not meet the exacting requirements of the u.s. government. in order to meet the tight deadline and avoid penalties under the contract, james' boss demanded that the batch of widgets be sent in fulfillment of the government contract. when james found out, he went to the vice president of the company and reported the situation. james was demoted by his boss, and no longer works on government projects. james has a:

Suppose a movie theater determines it can charge different prices to patrons who go to weekday matinees and people who attend evening and weekend shows . the movie theater's goal is to increase total revenue. the price elasticity of demand for weekend and evening patrons is -0.40, and the price elasticity of demand for matinee moviegoers is -1.90. based on the price elasticity of demand for each group of people, how should the movie theater adjust its prices?