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Tom's fish tank was filled half way. He added 20 gallons of water to the tank and found that it was then 7/9 full. How much water can the tank hold altogether?



Tom's fish tank was filled half way. He added 2 gallons of water to the tank and found that it was then 2/3 full. How much water can the tank hold altogether?



Tom's fish tank was filled half way. He added 3 gallons of water to the tank and found that it was then 4/7 full. How much water can the tank hold altogether?



Tom's fish tank was filled half way. He added 15 gallons of water to the tank and found that it was then 2/3 full. How much water can the tank hold altogether?



Tom's fish tank was filled half way. He added 15 gallons of water to the tank and found that it was then 4/5 full. How much water can the tank hold altogether?

Tom's fish tank was filled half way. He added 4 gallons of water to the tank and found that it was then 2/3 full. How much water can the tank hold altogether?



Tom's fish tank was filled half way. He added 15 gallons of water to the tank and found that it was then 6/7 full. How much water can the tank hold altogether?



Tom's fish tank was filled half way. He added 9 gallons of water to the tank and found that it was then 11/16 full. How much water can the tank hold altogether?



Tom's fish tank was filled half way. He added 8 gallons of water to the tank and found that it was then 2/3 full. How much water can the tank hold altogether?



Tom's fish tank was filled half way. He added 21 gallons of water to the tank and found that it was then 3/4 full. How much water can the tank hold altogether?

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