Gabriele enters an east-w straight bike path at the 3.0-km mark and rides w at a constant speed of 8.0 m/s. At the same time, Xena rides east from the1.0-km mark at a constant speed of 6.0 m/s.

1. Write function x(t) that describe the position of Gabriele as a function of time with respect to Earth.

2. Write function x(t) that describe the position of Xena as a function of time with respect to Earth.

3. Where do they meet each other?

4. Write a function x(t) that describes Xena's motion with respect to Gabriele.

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