The cost to fill a tank went up 200*.2=$<<200*.2=40>>40

So it cost 200+40=$<<200+40=240>>240 to fill the tank

That means he now pays 240*2=$<<240*2=480>>480

# Answer

480
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
James has to refuel his plane.  It used to cost $200 to refill the tank.  He got an extra tank to double fuel capacity.  Fuel prices also went up by 20%.  How much does he pay now for fuel?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
480
James has to refuel his plane.  It used to cost $200 to refill the tank.  He got an extra tank to double fuel capacity.  Fuel prices also went up by 20%.  How much does he pay now for fuel?
train