David worked 7frac{1}{3} hours today and planted I I trees. It takes him about the same amount of time to plant each tree. How long did it take him to plant each tree? It took him ___________. hour to plant each tree.

David worked $7\frac{1}{3}$ hours today and planted I I trees. It takes him about the same amount of time to plant each tree. How long did it take him to plant each tree? It took him ___________. hour to plant each tree.
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dessinemoie
Since it took the same amount of time to plant each tree, we divide the total time by the number of trees: $\frac{7\frac{1}{3}}{11}=\frac{\frac{22}{3}}{11}=\frac{22}{3}×\frac{1}{11}=\frac{2}{3}$
Result: It took him $\frac{2}{3}$ hour to plant each tree.