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

question 4

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 0.83c. 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

---

Definitions:

Time

The indefinite continued progress of existence and events in the past, present, and future regarded as a whole.

Condition

A specific requirement or stipulation that affects or determines the outcome or validity of a legal agreement.

Sum Certain

A fixed or determined amount of money specified in a legal document that is not subject to any conditions or contingencies.

Negotiable

Capable of being transferred or modified through discussion or upon reaching an agreement.