Question

It takes 20 minutes for 5 people to paint 5 walls.How many minutes does it take 9 people to paint 9 walls?

Answer 1

If it takes 20 min for 5 people to paint 5 walls

It would also take 20 min for 9 people to paint 9 walls

Explanation:

I did it on khan AND thank mee pweasee:))

Answer 2

20 minutes because it is the same rate as 5 to 5