119k views
21 votes
anna can celarn her house 3 hours while dalia 4 hours. How long will it take when they clean together

User Banjara
by
7.6k points

1 Answer

6 votes

4+3 = 7

7/2 = 3 hours and 30 minutes

User Igor Yavych
by
8.1k 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