Roughly What Percentage of Stars Are Main-Sequence Stars

question 54

Multiple Choice

Roughly what percentage of stars are main-sequence stars?

• A) 10 percent
• B) 40 percent
• C) 60 percent
• D) 90 percent

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Definitions:

Imputed Interest

The interest rate that is considered or assumed in the calculation of the cost of a decision, not explicitly paid.

Residual Income

The amount of income that an individual has after all personal debts and expenses have been paid from his or her earnings.

Return On Investment

A financial metric used to evaluate the efficiency of an investment, calculated as net profit divided by the initial cost of investment.

Return On Investment

A financial metric used to evaluate the efficiency or profitability of an investment, calculated as net profit divided by the cost of investment.