Mathematics, 12.12.2019 00:31, philkas414

Atank contains 8,000 l of brine with 18 kg of dissolved salt. pure water enters the tank at a rate of 80 l/min. the solution is kept thoroughly mixed and drains from the tank at the same rate. (a) how much salt is in the tank after t minutes? y = kg (b) how much salt is in the tank after 30 minutes? (round your answer to one decimal place.)

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Atank contains 8,000 l of brine with 18 kg of dissolved salt. pure water enters the tank at a rate o...