If the lines (2x-5)/(k) = (y+2)/(-5) = ...

If the lines `(2x-5)/(k) = (y+2)/(-5) = (z)/(1)` and `(x)/(1) = (y)/(2) = (z)/(3)` are perpendicular to each other, then value of k is....................

A

`-7`

B

14

C

7

D

26

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The correct Answer is:

B

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