Math+problem

Motion Question. Simon and Brett had a hockey competition. Simon knows if he stays in the rink much longer he will say something that he will regret to Brett. So Simon leaves the rink and goes in his red Ferrari and drives going west at a speed of 50 miles per hour.

Now 3 hours later, Brett decides to go after Simon clear the things out. So he jumps in his Black Lamborghini and goes at a speed of 100 miles per hour.

How long after Simon left will it be when Brett will catch him?