Chemical fertilizers usually contain nitrogen (N), phosphorus (P), and potassium (K). The amount of nutrients present is expressed as a percent of the total mass of the fertilizer in the three-term ratio, N: P: K. The amount of nutrients in the three 10kg bags of fertilizer A, B, and C is 6: 12: 22, 14: 5: 9 and 21: 7: 7 reapectively. a) Which fertilizer contains the most nitrogen? and b) Which fertilizer has the greatest ratio of N: K?
2006-10-07
18:08:37
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8 answers
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Mathematics