Today,uranium Contains 0

question 28

Multiple Choice

Today,uranium contains 0.72% ²³⁵U (half-life = 0.70 billion years) and 99.28% ²³⁸U (half-life = 4.5 billion years) .At a time 1.9 billion years ago,what was the fraction of ²³⁵U in uranium?

• A)3.53%
• B)4.72%
• C)4.90%
• D)6.75%

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Definitions:

Debt/Equity Ratio

A gauge illustrating the financial reliance of a company on debt versus equity for asset support.

Long-Term Debt Ratio

The long-term debt ratio measures the proportion of a company's total debt that is due in more than one year, indicating the extent to which a company relies on long-term borrowing for its financing needs.

Total Debt

The sum of all owed money by an entity, including short-term and long-term liabilities.

Receivable Turnover

A financial ratio that measures how efficiently a company collects its accounts receivable.