Solve the all parts of following problem:

Problem: 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.

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

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

Part C: Where do they meet each other?

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

Please show all work and clearly explain each step.