The Luyten 726-8 Binary System Is Approximately 9 Light-Years Away

question 19

Multiple Choice

The Luyten 726-8 binary system is approximately 9 light-years away. If we send a spacecraft to visit this system traveling at 90% of the speed of light, how long will a one- way trip take as measured from the Earth?

• A) it's impossible to tell unless we know the spacecraft's method of propulsion
• B) more than 10 years
• C) 10 years
• D) less than 10 years

---

Definitions:

Inter-Entity Transactions

Transactions occurring between two parts of the same company, often requiring elimination adjustments in consolidated financial statements.

NCI

Non-controlling interest, a portion of the equity in a subsidiary not attributable directly or indirectly to the parent company.

Profit

The financial gain realized when the revenues generated from business activities exceed the expenses, taxes, and costs associated with maintaining the business.

Inter-Entity Transactions

Transactions that occur between two entities within the same parent company or corporate group, affecting the accounting practices and consolidation processes of the group.