Answer:
There would be 15 crocodiles.
Step-by-step explanation:
4:3 is the original number of hippos to crocodiles as a ratio.
You would substitute 4 as 20. 20/4=5. Then, 5×3=15. Meaning, there are 15 crocodiles when there is 20 hippos.
1.6m questions
2.0m answers