142k views
0 votes
A new type of pump can drain a certain pool in 8 hours. An older pump can drain the pool in 12 hours. How long will it take both pumps working together to drain the pool.

1 Answer

2 votes

Answer:

4

Explanation:

User Rilindo
by
7.8k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories