2. A tank is filled with 20 gallons of brine in which is dissolved 3 lbs of salt. Brine containing 3 lbs of salt per gallon enters at 2 gallons per minute. The well-stirred mixture leaves at 1 gallon per minute. a. How many salt are there in the tank after 13.50 minutes? b. How long will it take in minutes for the salt in the tank to increase from 18.10 lbs to 32.50 lbs? c. How long will it take in minutes in minutes for the salt in the tank to be 50.2 lbs?

2. A tank is filled with 20 gallons of brine in which is dissolved 3 lbs of salt. Brine containing 3 lbs of salt per gallon enters at 2 gallons per minute. The well-stirred mixture leaves at 1 gallon per minute. a. How many salt are there in the tank after 13.50 minutes? b. How long will it take in minutes for the salt in the tank to increase from 18.10 lbs to 32.50 lbs? c. How long will it take in minutes in minutes for the salt in the tank to be 50.2 lbs?

Algebra: Structure And Method, Book 1

(REV)00th Edition

ISBN:9780395977224

Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Chapter7: Applying Fractions

Section7.3: Equations With Fractional Coefficient

Problem 6E

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