# Physics

posted by
**Tre** on
.

A young woman named Kathy Kool buys a

sports car that can accelerate at the rate of

5.14 m/s

2

. She decides to test the car by drag

racing with another speedster, Stan Speedy.

Both start from rest, but experienced Stan

leaves the starting line 0.78 s before Kathy.

Stan moves with a constant acceleration of

3.68 m/s

2

and Kathy maintains an acceleration of 5.14 m/s

2

.

Find the time it takes Kathy to overtake

Stan.

Answer in units of s