1. Businesses that offer repayment plans for purchases are required by law to disclose the interest rate. But that doesn't mean they go out of their way to let you know what it is. You have to read all the paperwork. Find the interest rate for the following purchase.

To finance a new laptop, Emilie is offered a

5

year payment plan with low monthly payments of

$31.30

. The cost of the laptop was

$884.19

including tax. Round to one decimal place, if necessary.

The interest rate is

%

.

2. Find the compound interest and future value. Do not round intermediate steps. Round your answers to the nearest cent.

Principal	Rate	Compounded	Time
$865	5%	Annually	8 years

The future value is $ , and the compound interest is $ .

3. Find the compound interest and future value. Round your answers to the nearest cent. Do not round intermediate steps.

Principal	Rate	Compounded	Time
$590	4.15%	Quarterly	2 years

The future value is $ , and the compound interest is $ .