Estimate the Speed of a Galaxy That Is 10 Billion

question 7

Multiple Choice

Estimate the speed of a galaxy that is 10 billion light-years away.

• A)0.1c
• B)0.3c
• C)0.5c
• D)0.7c
• E)0.9c

Evaluate expressions using the proper order of operations.

Simplify complex algebraic fractions.

Calculate compound interest over multiple periods using the appropriate formula.

Manipulate and simplify expressions involving radicals and roots.

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Definitions:

Work Force

The total number of people available to work, including both the employed and those seeking employment in a particular country or region.

Comparative Advantage

An economic theory that explains how countries or entities can gain by specializing in the production of goods and services they can produce more efficiently than others and trading for those they produce less efficiently.

Productivity

The measure of the efficiency of production, often quantified as the ratio of output to inputs used in the production process.

Opportunity Costs

The cost of an alternative that must be forgone in order to pursue a certain action; essentially, the benefits you could have received by taking an alternative action.