It Takes 40 Minutes For 8 People To Paint 4 Walls. How Many Minutes Does It Take 10 People To Paint 7 Walls?

It takes 40 minutes for 8 people to paint 4 walls. How many minutes does it take 10 people to paint 7 walls?

 

Answer:

it will take 56 minutes for 10 people to paint 7 walls.

Step-by-step explanation:

It takes 40 minutes for 8 people to paint 4 walls. How many minutes does it take 10 people to paint 7 walls?

Given: rate 1 = 4 walls per 8 people and 40 minutes

            10 people for 7 walls

Required: time for 10 people to paint 7 walls

Solution:

rate 1 = rate 2

(4 walls) / (8 people)(40 minutes) = (7 walls) / (10 people)(time2)

time2 = 56 minutes

Therefore, it will take 56 minutes for 10 people to paint 7 walls.


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