Mathematics, 12.02.2020 05:28 beyattatsymbal123
Fertilizer is sold in 100 pound bags labelled with the amount of nitrogen ( N), phosphoric acid ( P2O5), and potash ( K2O) present. The mixture of these nutrients varies from one type of fertilizer to the next. For example, a 100100 pound bag of Vigoro Ultra Turf fertilizer contains 2929 pounds of nitrogen, 33 pounds of phosphoric acid, and 44 pounds of potash. Another type of fertilizer, Parkerâs Premium Starter, has 1818 pounds of nitrogen, 2525 pounds of phosphoric acid, and 66 pounds of potash per 100100 pounds. Determine the amount of each type required to yield a mixture containing the 170170 pounds of nitrogen, 8787 pounds of phosphoric acid, and 3434 pounds of potash
Answers: 3
Mathematics, 21.06.2019 16:50
Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?
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Find the center of the circle that can be circumscribed about efg with e(4,4) f(4,2) g(8,2)
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Fertilizer is sold in 100 pound bags labelled with the amount of nitrogen ( N), phosphoric acid ( P2...
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