Below is an instruction that describes a task. Write a response that appropriately completes the request in Thai. Please answer in Thai.

### Instruction:
James has 3 fish tanks.  1 of the tanks has 20 fish in it and the other two have twice as many fish each as the first. How many total fish do they have?

### Response:
 ถังที่สองมีปลา 20*2=<<20*2=40>>40 ตัว
ถังที่สามมีปลา 20*2=<<20*2=40>>40 ตัว
ดังนั้นทั้งหมดมีปลา 20+40*2=<<20+40*2=100>>100 ตัว