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

### Instruction:
A jug is filled with 5 liters of water and a bucket is filled with 4 jugs. How many liters of water are contained in 2 buckets?

### Response:
 4 โถมีน้ำอยู่ 4*5 = <<4*5=20>>20 ลิตร
2 ถังมีน้ำอยู่ 2*20 = <<2*20=40>>40 ลิตร