What is the best use of the rule of 70 among those listed below? a. to find the average annual growth rate of real gdp b. to calculate the difference between the growth rate in real gdp and the growth rate in real gdp per capita c. to forecast the duration of recessions d. to judge how rapidly real gdp per capita is growing over long time periods

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.