You deposit $27,580.00 in an interest-bearing account. after one year, your accrued interest is $1,442.43.
what is the interest rate of this account?
principal:
$
27
,
580.00
time:
1
year
interest:
$
1
,
442.43
r
=
i
p
t
round your answer to the nearest hundredth of a percent, if necessary.

You work for a landscape company that just got a contract to re-mulch a park. the area that needs mulching is 30 feet by 60 feet. they want a 3 inch layer of much on the area. the company has bags of mulch that cover 2 cubic yards that cost $4.00 per bag. how much will it cost the consumer just in materials to re-mulch the area (round to the nearest dollar)?