Should be an easy but conceptual problem

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SUMMARY

The problem presented involves calculating the number of houses that 5 people can paint in 60 days, given that 10 people can paint 60 houses in 120 days. The solution requires understanding the rate of work done by individuals. Specifically, if 10 people can paint 60 houses in 120 days, then 1 person can paint 6 houses in the same time frame. Consequently, 5 people can paint 2.5 houses in 60 days, as they work at a rate proportional to the number of individuals involved.

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Homework Statement



This is a question I once encountered with a window advertisement popup, but I think I can work out the answer but I don't know how to logically explain it to my kids.


10 people can paint 60 houses in 120 days. How many houses can 5 people paint in 60 days

Homework Equations



No, that's all

The Attempt at a Solution



What a seem-to-be easy problem is not easy. (for me at least)
 
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Think about how you could represent this problem using straight lines
 
kenny1999 said:
10 people can paint 60 houses in 120 days.
So 1 person can paint 6 houses in 120 days.
 

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