本题有三个小问
Use the following to answer questions 1-3
Rex and Kaven just graduated from college and got jobs. Assume Rex and Kaven will each live for 2 more years, and that they will each need to purchase a car in year 1 to last them for both years. Rex believes that the price of gasoline will only increase by 5% between year 1 and year 2. Kaven believes that supply constraints will drive the price of gasoline up by 40% between year 1 and year 2. Rex must commute 10 miles round trip to work each day, and Kaven must commute 5. Assume there are 260 working days each
year. There are 2 cars on the market to choose from. The ‘F5000’ gets 10 miles per gallon and costs $20,000. The ‘Envy’ gets 45 miles per gallon and costs $21,500. The interest rate is 10%.
1. What is the lowest price per gallon of gasoline in period 1 such that Kaven will
purchase an ‘Envy’? (Rounded to the nearest cent)
A. $2.15
B. $6.53
C. $3.80
D. $23.22
E. None of the above
2. What is the lowest period 1 gas price such that Rex will purchase an ‘Envy’?
A. $2.15
B. $6.53
C. $3.80
D. $23.22
E. None of the above
3. If the national economy goes into a recession, and the Federal Reserve decreases interest rates to spur investment. Assuming gas prices remain
unchaned, what effect will this have on Rex and Kaven’s car decisions?
A. They will be more likely to purchase an ‘F5000’.
B. They will be more likely to purchase an ‘Envy’.
C. The interest rate change is not important to their decision.
D. The interest rate will not change Rex’s Decision if gas is $7 a gallon.
E. None of the above
请哪位大神帮帮忙