Ms. Kim applied 155-85-75 units of fertilizer per acre to 655 acres of corn land. She used 46-0-0 urea, 18-46-0 DAP, and 0-0-60 muriate of potash to make her desired units.
a. What is the ratio of the desired fertilizer units?
b. How many pounds per acre of the bulk fertilizer were applied?
c. How many tons of fertilizer were applied to the 655 acres?
a. 31:17:15
b. 575 lb
c. 188 tons
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