Three Spaceships A, B, and C Are in Motion as Shown

question 53

Multiple Choice

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 0.82c. The commander also observes ship A, advancing in the rear, with a relative velocity of 0.50c. What is the speed of ship C as measured by the captain of ship A?

• A)0.94c
• B)0.23c
• C)2.2c
• D)0.54c
• E)1.3c

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