Mathematics, 30.06.2020 16:01, ekerns2000paa19x
A 120-gallon vat initially contains 90lb of salt dissolved in 90 gallons of water. Brinecontaining 2 lb/gal flows into the vat at a rate of 4gal/min. The water in the vat is kept well mixed, and the mixture is removed at the rate of 3 gal/min. Derive a DE for he total amount S(t) of salt in the vat at time t.
Answers: 3
Mathematics, 21.06.2019 17:30, LuvIsRage2
Asphere has a diameter of 10 in. what is the volume of the sphere?
Answers: 1
Mathematics, 21.06.2019 18:00, stephanielynch
Last year, a state university received 3,560 applications from boys. of those applications, 35 percent were from boys who lived in other states. part a)how many applications did the university receive from boys who lived in other states? part b)applications to the university from boys represented 40percent of all applications. how many applications did the university receive in all? i don't how to do part b so me and plz tell how you got your answer
Answers: 1
Mathematics, 21.06.2019 19:00, ashrobbb
The annual snowfall in a town has a mean of 38 inches and a standard deviation of 10 inches. last year there were 63 inches of snow. find the number of standard deviations from the mean that is, rounded to two decimal places. 0.44 standard deviations below the mean 2.50 standard deviations below the mean 0.44 standard deviations above the mean 2.50 standard deviations above the mean
Answers: 3
A 120-gallon vat initially contains 90lb of salt dissolved in 90 gallons of water. Brinecontaining 2...
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