Possible Equations (Choose the Correct One): τ =10¹²/ H ;

question 99

Multiple Choice

Possible equations (choose the correct one) : τ =10¹²/ H ; H = v / d . If gravity is unimportant and H equals 75 km/s/Mpc, then the age of the universe is about

• A) 8.9 billion years.
• B) 13 billion years.
• C) 16.6 billion years.
• D) 26 billion years.
• E) 74 billion years.

---

Definitions:

S&P 500 Index

A stock market index tracking the stock performance of 500 of the largest companies listed on stock exchanges in the United States.

ETFs

Exchange-Traded Funds, investment funds traded on stock exchanges, much like stocks, typically tracking an index, commodity, bonds, or a mix of investment types.

12b-1 Fee

A fee that mutual funds may charge their shareholders for marketing, distribution, and service expenses.

Class A

Refers to a classification of shares that might have more voting rights or higher dividends than Class B or other classes.