Question

6th grade problem i need help

Answer 1

Answer: 29.4 hours
Because you would need to do a proportion table and do 7x21=147
147/5= 29.4
Round it??

Answer 2

Explanation:

1. First multiply to get the number of hours for 5 painters.

5*21= 105 minutes for 5 painters.

2. Divide by 7 for hours taken for the 7 painters!

105/7=15

3. Answer=15 hours