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In A B C ,\ \ D E is parallel to bas...

In ` A B C ,\ \ D E` is parallel to base `B C` , with `D` on `A B` and `E` on `A C` . If `(A D)/(D B)=2/3` , find `(B C)/(D E)` .

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The correct Answer is:
`5/2`
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