An aquarium tank is 1/6 full of water. When 2 gallons of water are added, the tank becomes 1/2 full. What is the total capacity of the aquarium tank, in gallons?
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An aquarium tank is 1/6 full of water. When 2 gallons of water are added, the tank becomes 1/2 full. What is the total capacity of the aquarium tank, in gallons?
tank begins with ........ 1 / 6 full
2 more gallons makes the tank be half full ........ 3 / 6 full
we demonstrated that adding 2 gallons adds ........ 2 / 6 of a tank
therefore 1 gallon is 1 / 6 tank which means that the tank holds 6 gallons
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