Introduction - If you have any usage issues, please Google them yourself
Sell goldfish: the first time to sell half plus half of the goldfish, a goldfish sell goldfish by more than one-third plus one-third of goldfish in the second sold for the third quarter plus the remaining goldfish quarter goldfish the fourth time to sell the remaining goldfish fifth fifths of a goldfish remaining 11 goldfish, the sale of goldfish, goldfish can not be cut or there is any damage. Asked the original number of goldfish in the aquarium?