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Two full tanks, one shaped like a cylinder and the other like a cone, contain jet fuel. The cylindrical tank holds $500$ litres more than the conical tank. After $200$ litres of fuel has been pumped out from each tank the cylindrical tank contains twice the amount of fuel in the conical tank. How many litres of fuel did the cylindrical tank have when it was full?

- $700$
- $1000$
- $1100$
- $1200$