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In triangle A B C ,ifPdotQ ,R divides si...

In triangle `A B C ,ifPdotQ ,R` divides sides`B C ,A C ,` and `A B ,` respectively, in the ratio `k :1`(in order).
If the ratio `((area P Q R)/(a r e a A B C))` is `1/3`,then k is equal to

A

`1/3`

B

2

C

3

D

None of these

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The correct Answer is:
B
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