Mathematics, 21.07.2020 03:01 24swimdylanoh
A large tank is filled to capacity with 600 gallons of pure water. Brine containing 5 pounds of salt per gallon is pumped into the tank at a rate of 6 gal/min. The well-mixed solution is pumped out at a rate of 12 gals/min. Find the number A(t) of pounds of salt in the tank at time t. A(t) = How long (in minutes) will it take for the tank to be empty after this process has started?
Answers: 2
Mathematics, 21.06.2019 16:40
14 pointslet x be the seats in the small van and y the seats in the large van. how many seats does the large van have? a company uses two vans to transport worker from a free parking lot to the workplace between 7: 00 and 9: 00a.m. one van has 9 more seats than the other. the smaller van makes two trips every morning while the larger one makes only one trip. the two vans can transport 69 people, maximum.how many seats does the larger van have?
Answers: 1
Mathematics, 21.06.2019 20:00
Use the elimination method to solve the systems of equations.choose the correct ordered pair. 7x+4y=39
Answers: 1
Mathematics, 21.06.2019 21:00
Askateboard ramp is in the shape of a right triangle what is the height of the ramp
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A large tank is filled to capacity with 600 gallons of pure water. Brine containing 5 pounds of salt...
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