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26. Mixtures and Concentrations A 50-gal barrel is filled com- pletely with pure water. Salt water with a concentration of 0.3 lb/gal is then pumped into the barrel, and the resulting mixture overflows at the same rate. The amount of salt in the barrel at time t is given by Q(1) = 15(1 – e-004) where t is measured in minutes and Q(1) is measured in pounds. (a) How much salt is in the barrel after 5 min? (b) How much salt is in the barrel after 10 min? (c) Draw a graph of the function Q(1).

26. Mixtures and Concentrations A 50-gal barrel is filled com- pletely with pure water. Salt water with a concentration of 0.3 lb/gal is then pumped into the barrel, and the resulting mixture overflows at the same rate. The amount of salt in the barrel at time t is given by Q(1) = 15(1 – e-004) where t is measured in minutes and Q(1) is measured in pounds. (a) How much salt is in the barrel after 5 min? (b) How much salt is in the barrel after 10 min? (c) Draw a graph of the function Q(1).

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section5.6: Exponential And Logarithmic Equations
Problem 64E
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Mixtures and Concentrations A 50-gal barrel is filled completely with pure water. Salt water with a concentration of
0.3 lb/gal is then pumped into the barrel, and the resulting
mixture overflows at the same rate. The amount of salt in the
barrel at time t is given by

26. Mixtures and Concentrations A 50-gal barrel is filled com- pletely with pure water. Salt water with a concentration of 0.3 lb/gal is then pumped into the barrel, and the resulting mixture overflows at the same rate. The amount of salt in the barrel at time t is given by Q(1) = 15(1 – e-004) where t is measured in minutes and Q(1) is measured in pounds. (a) How much salt is in the barrel after 5 min? (b) How much salt is in the barrel after 10 min? (c) Draw a graph of the function Q(1).
Transcribed Image Text:26. Mixtures and Concentrations A 50-gal barrel is filled com- pletely with pure water. Salt water with a concentration of 0.3 lb/gal is then pumped into the barrel, and the resulting mixture overflows at the same rate. The amount of salt in the barrel at time t is given by Q(1) = 15(1 – e-004) where t is measured in minutes and Q(1) is measured in pounds. (a) How much salt is in the barrel after 5 min? (b) How much salt is in the barrel after 10 min? (c) Draw a graph of the function Q(1).
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