It takes 16 minutes for 9 people to paint 8 walls. How many minutes does it take for 4 people to paint 6 walls?

27 minutes

27 minutes to complete the painting of 4 walls

Step-by-step explanation:

since 16m with 9p - -> 8 walls

x minutes with 4p - -> 6 walls?

let x = minutes

6 walls painted = (8/144 walls painted per minute) x

simplify

x = 6 divided by (8/144)

x=108 minutes (to complete 6 walls)

108/4=

27 minutes to complete the painting of 4 walls