If \(\dfrac{p}{r} = 3,\) what is the value of \(r ?\)

[Gmat_mission]

If \(\dfrac{p}{r} = 3,\) what is the value of \(r ?\)

(1) \(p\) is the least positive integer that is a multiple of \(6.\)
(2) \(6p = 36\)

[spoiler]OA=D[/spoiler]

Source: GMAT Prep