The costs of a trucking company vary jointly as the number of trucks in service and the number of hours they are used. When 4 trucks are used for 7 hours each, the costs are $2072. Find the costs of using 9 trucks, each for 13 hours.

Uestion 7 you hold a portfolio consisting of a $5,000 investment in each of 20 different stocks. the portfolio beta is equal to 1.12. you have decided to sell a coal mining stock (b = 1.00) at $5,000 net and use the proceeds to buy a like amount of a mineral rights company stock (b = 2.00). what is the new beta of the portfolio?

Comprehensive illustrative problem: mira's store on february 1 20a4 mica delaman opened astore that sells school supplies her main customer are the students and teachers of happy students school that is situated in front of her store. mira wanted to know the financial position of mira's store. mira knew you were studying accounting. so she asked for . 1. to start her business mira's opened a checking account in the name of mira's store . the statement of account from the bank shows that the checking account has a balance of 31,535 of december 31,20a4

Which curve shows increasing opportunity cost as you give up more of one option? demand curve bow-shaped curve yield curve indifference curve