80.7k views
7 votes
10 builders can build a house in 20 days. How many builders

will you need build the house in 10 days?

User Xxxo
by
5.1k points

2 Answers

9 votes

Answer: 20 builders.

Step-by-step explanation: For 10 builders to build a house in 20 days, the ratio is 1:2. For builders to build a house in 10 days, the ratio is x:10. You then cross multiply 1:2 and x:10. Then x=20 so 20 builders.

User Paleozogt
by
4.5k points
6 votes

Answer:

20 builders

Explanation:

User Heine Frade
by
4.0k points