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It takes Kim nine hours to paint a fence. Sarawong can paint the same fence in ten hours. How long would it take them if they worked together?

It takes Kim nine hours to paint a fence. Sarawong can paint the same fence in ten hours. How long would it take them if they worked together?
219k views
2 votes
It takes Kim nine hours to paint a fence.

Sarawong can paint the same fence in ten
hours. How long would it take them if they
worked together?

User Saschabeaumont
by
9.3k points

1 Answer

6 votes
It would take 19 hours
User Haozhun
by
8.1k points
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