Jack and Jill borrow $21,000 at 7.2% amoritzed over 6 years to drill a well and renovate their kitchen and bathrooms. Assuming that the monthly principal and interest payments are made as agreed, what is the loan balance at the end of 3 years

You want to have $80,000 in your savings account 11 years from now, and you’re prepared to make equal annual deposits into the account at the end of each year. if the account pays 6.30 percent interest, what amount must you deposit each year? (do not round intermediate calculations and round your answer to 2 decimal places, e. g., 32.16.)

Calculate riverside’s financial ratios for 2014. assume that riverside had $1,000,000 in lease payments and $1,400,000 in debt principal repayments in 2014. (hint: use the book discussion to identify the applicable ratios.)

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?