8. A plot of land in South Florida is 100 ft wide and is 250 ft long. The 250 ft length lies along a canal that eventually drains into the. Everglades. Knowing that runoff of phosphate-rich fertilizer is
a major source of groundwater pollution, you decide to not spread the fertilizer within 10 ft of the
water (your spreader has a deflector shield that keeps the spread pattern semicircular.) Using a 20-
2-6 slow release fertilizer at a rate of 1 lb nitrogen per 1000 sq. ft., how many pounds of fertilizer
do you need to do the job?
9. A homeowner buys a bag of fertilizer with a label that says to apply 2 lb of the packaged product
per 1000 ft of surface area. If the area of the homeowner's lawn to be treated totals 1875 ft, how
much product will the homeowner need to apply?
10. A gardener appar a dry 20-10-20 fertilizer to her flowerbeds, using 2 pounds of potash per 1000
2