It takes 63 minutes for four people to paint nine walls how many minutes does it take seven people to paint four walls?

Guest Mar 29, 2020

#1**+1 **

Hint Question:

How many minutes does it take for ONE person to paint 9 walls?

How many minutes does it take for ONE person to paint 4 walls?

AnExtremelyLongName Mar 29, 2020

#5**0 **

You can use inverse ratios. You should search them up and study them (just a tip)! :)

nchang Mar 29, 2020

#6**0 **

Solve for the speed of one person and multiply by 7 for seven people to find their speed.

MathIsCool Mar 30, 2020