Three spaceships A, B, and C are in motion as shown in the ...

[dakota nelson]

Three spaceships A, B, and C are in motion as shown in the figure. The commander on ship B observes ship C approaching with a relative velocity of 0.83c.
 
  The commander also observes ship A, advancing in the rear, with a relative velocity of 0.48c. As measured by commander on ship B, at what speed is ship A approaching ship C?
 
  A) 1.3c
  B) 0.94c
  C) 0.25c
  D) 0.58c
  E) 2.2c

Question 2

Three spaceships A, B, and C are in motion, as shown in the figure. The commander on ship B observes ship C approaching with a relative velocity of 0.78c.
 
  The commander also observes ship A, advancing in the rear, with a relative velocity of 0.31c. What is the velocity of ship C, relative to an observer on ship A?
 
  A) 0.88c
  B) 0.38c
  C) 1.4c
  D) 0.62c
  E) 1.1c

[BUTTHOL369]

Answer to Question 1

Answer: A

Answer to Question 2

Answer: A

[dakota nelson]

Thanks for the timely response, appreciate it

[helenmarkerine]

YES! Correct, THANKS for helping me on my review