Martin is offered an investment where for $6000 today, he will receive $6180 in one year. he decides to borrow $6000 from the bank to make this investment. what is the maximum interest rate the bank needs to offer on the loan if martin is at least to break even on this investment? a) 3%b) 4%c) 2%d) 1%

What does the consumer price index measure? a. the change in prices of all goods and services over time b. the change in prices of specific goods and services over time c. the change in prices of final goods and services over time

Amachine purchased three years ago for $720,000 has a current book value using straight-line depreciation of $400,000: its operating expenses are $60,000 per year. a replacement machine would cost $480,000, have a useful life of nine years, and would require $26,000 per year in operating expenses. it has an expected salvage value of $130,000 after nine years. the current disposal value of the old machine is $170,000: if it is kept 9 more years, its residual value would be $20,000. calculate the total costs in keeping the old machine and purchase a new machine. should the old machine be replaced?

When a company produces and sells x thousand units per week, its total weekly profit is p thousand dollars, where upper p equals startfraction 800 x over 100 plus x squared endfraction . the production level at t weeks from the present is x equals 4 plus 2 t. find the marginal profit, startfraction dp over dx endfraction and the time rate of change of profit, startfraction dp over dt endfraction . how fast (with respect of time) are profits changing when tequals8?