1.) A student borrows $1000 for tuition to be paid back at a simple interest rate of 15% in 6 months. How much does he pay back in 6 months?

2.) To borrowmoney, you pawn your guitar. Based on the value of theguitar, the pawnbroker loans you $600 One monthlater, you get the guitar back by paying the pawnbroker $1172. What annual interest rate did youpay?

3.) A bank offers a CD that pays a simple interest rate of 9.5%. How much must you put in this CD now in order to have $4,000 for ahome-entertainment center in 3 years.

4.) Griff's property tax is $658.44 and is due April 10. He does not pay until June 21.The county adds a penalty of 9.8% simple interest on unpaid tax. Find the penalty Griff

will pay. (Assume there are 365 days in ayear.)

5.) You borrow $2000.00 from a friend and promise to pay back $2860.00 in 2 years. What simple interestrate, to the nearest tenth of apercent, will youpay?