​Seven Hundred Gallons of 89-Octane Gasoline Is Obtained by Mixing $$\left\{ \begin{array} { c } x + y = 700 \\87 x + 92 y = 62300\end{array} \right.$$

question 12

Multiple Choice

​Seven hundred gallons of 89-octane gasoline is obtained by mixing 87-octane gasoline with 92-octane gasoline.How much of each type of gasoline is required to obtain the 700 gallons of 89-octane gasoline? Use this system of linear equations there x and y represent the number of gallons of the 87-octane gasoline and 89-octane gasoline. ​​ $$\left\{ \begin{array} { c } x + y = 700 \\87 x + 92 y = 62300\end{array} \right.$$ ​

• A)87​-octane: 89 gal;92-octane: 280 gal ​
• B)87​-octane: 280 gal;92-octane: 420 gal​
• C)92​​-octane: 89 gal;87-octane: 280 gal
• D)​​87-octane: 420 gal;92-octane: 280 gal
• E)​​92-octane: 280 gal;87-octane: 89 gal

---

Definitions:

Form 10-K

An annual report required by the U.S. Securities and Exchange Commission that gives a comprehensive summary of a company's financial performance.

Summarized Financial Data

Concise representation of a company's financial performance and position, aggregating essential financial information.

Gains and Losses

The increase (gains) or decrease (losses) in equity resulting from business activities and transactions not related directly to the primary operations of the company.

Income Statement

A report detailing a company's financial activities, including income, expenditures, and net earnings for a particular period.