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Brine from a first tank runs into a second tank at 2 gallons per minute and brine from the second tank runs into the first at 1 gallon per minute.Initially,there are 10 gallons of brine containing 20 lb of salt in the first tank
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Water is Pumped into an underground tank at a constant rate of 8 gallons per minute.Water leaks out of the tank at the rate of (t+1)^½ gallons per minute, for 0
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John has a 25gallon fish tank. John filled his tank today with 23gallons of water. The water evaporates at a rate of 1.5 gallons per week. John adds 2 gallons to the tank every other week. At what following time will the tank
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a fish tank that holds 80 gallons of water is 55 percent full how many gallons are in the tank now and how many more gallons are needed to fill the tank
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Gregory filled a tank with 4 1/2 gallons of water. Linda filled the same tank with anothewr 2 1/3 gallons of water. finally, Meg added another 2 gallons of water. How many gallons of water were added to the tank?
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Susan is filling two ponds in her back yard. She has to dig the hole, put the liner in, and fill the pond. The first pond holds 75 gallons of water and is filling at a rate of 7 gallons of water per hour. The second holds 115
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