Question

It take 10 people 46 minutes to paint 3 walls. how long will it take 4 peoplr to paint 6 walls

Answer 1

10 people : 46 mins : 3 walls
 x2                               x2

20 people : 46 mins  : 6 walls
÷5                 x5
4 people   : 230mins : 6 walls.

So it takes 230 mins for 4 people to paint 6 walls.

230 mins = 3 hours and 50 mins

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Answer: It takes 3 h 50 min for 4 people to paint 6 walls.
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