They will never intersect nor be parallel.
Is this what you are asking? If they will always, sometimes, or never intersect?
Answer:
The flash.
Step-by-step explanation:
He used to max out at Mach 1. Since crossover events are exceedingly rare, it is safe to assume that if you were comparing their speeds, the Flash is <u><em>consistently</em></u> faster than Quicksilver, though operationally speaking both could be consider comparable since their feats tend to be done at the same overall speed.
They thought it was depleted, fruitless and unfertile.
Hope it helps :)
<span>-5/12*8/13 to the lowest terms which equal -10/39.</span>