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SMaRtguy381983
SMaRtguy381983 SMaRtguy381983
  • 27-03-2015
  • Mathematics
Answered

It takes 60 minutes for 4 people to paint 8 walls.


How many minutes does it take 6 people to paint 9 walls?

Verified Answer :

kookoo kookoo
  • 27-03-2015



Each person paints 2 walls in 60 minutes ( 8:4=2) that means 1 wall takes 30 minutes for each person( 60:2=30)

For 9 walls , each person paints 1.5 walls ( 9:6= 1.5) that mean 1.5 * 30= 45 minutes

So 6 people need 45 minutes to paint 9 walls



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