If the Communication Lifetime of Civilizations in Our Galaxy Is

question 42

Multiple Choice

If the communication lifetime of civilizations in our galaxy is 10,000 years and our galaxy is 13 billion years old, what is the chance of us detecting another intelligent civilization now?

• A) 1 in 13,000
• B) 1 in 1,300,000
• C) 1 in 1300
• D) 1 in 130,000

---

Definitions:

Create Money

The process by which the central bank or financial institutions increase the money supply in the economy, typically through activities such as lending or purchasing government securities.

Demand Deposits

Bank account balances that can be withdrawn on demand with no prior notice, such as checking accounts, providing liquidity and flexibility for accountholders.

Inflation

The rate of growth in the average cost of goods and services, which lowers the purchasing capacity.

Loses Value

A term referring to the decrease in worth of an asset or currency over time.