Simplify the Numerical Expression $\frac { 31 } { 108 }$

question 29

Multiple Choice

Simplify the numerical expression. ( 3 ^{- 3} + 2 ^{- 2} ) ^-1

• A) \(\frac { 31 } { 108 }\)
• B) \(\frac { 13 } { 108 }\)
• C) \(\frac { 108 } { 31 }\)

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Definitions:

Debt Ratio

A financial ratio that measures the proportion of a company's total debt to its total assets, indicating its leverage level.

Operating Leverage

A measure of a company's fixed versus variable costs, indicating how a company's operating income changes in response to changes in sales volume.

Corporate Tax Rate

The rate at which a corporation is taxed on its income. This rate varies by country and sometimes within regions of a country.

Personal Tax Rate

A rate at which an individual is taxed on their personal income by the government.