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David and Fiona have a house painting business. Fiona can paint a house in 3 days, David can paint the same house in 4. How quickly could they paint it together?
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David and Fiona have a house painting business. Fiona can paint a house in 3 days, David can paint the same house in 4. How quickly could they paint it together?

User Leela
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8.0k points

2 Answers

0 votes

Answer:

i think it would be 3.5 or 3 and 1/2 days

Explanation:

User Alefragnani
by
8.1k points
4 votes
3.5 days!

Just because they work together, it doesn't mean they'll work twice as fast!

Find the average of the two by adding 3 and 4 to get 7 and then divide by 2 to get 3 and a half hour.

I think. xD This is kind of tricky.
User Tim Farley
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8.9k points
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