Generate word problem on ratios suitable for grade 10
An aquarium has a total of 120 animals, out of which 40 are amphibians and the rest are fish. What is the ratio of amphibians to the total number of animals in the aquarium?
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.
### Instruction: Generate word problem on ratios suitable for grade 10
### Input: 
### Response: An aquarium has a total of 120 animals, out of which 40 are amphibians and the rest are fish. What is the ratio of amphibians to the total number of animals in the aquarium?</s>