Fourty Liters of a 40% Acid Solution Is Obtained by Mixing

question 207

Multiple Choice

Fourty liters of a 40% acid solution is obtained by mixing a 28% solution with a 50% solution.Write a system of equations in which one equation represents the amount of final mixture required and the other represents the percent of acid in the final mixture.Let x and y represent the amounts of the 28% and 50% solutions, respectively.

• A) \(\left\{ \begin{array} { l }
• x + y = 40 \\
• 0.28 x + 0.5 y = 40
• \end{array} \right.\)
• B) \(\left\{ \begin{array} { l }
• 0.28 x + 0.5 y = 40 \\
• x + y = 16
• \end{array} \right.\)
• C) \(\left\{ \begin{array} { l }
• x + y = 40 \\
• 0.28 x + 0.5 y = 16
• \end{array} \right.\).
• D) \(\left\{ \begin{array} { l }
• x + y = 40 \\
• 0.28 x + 0.5 y = 16
• \end{array} \right.\)
• E) \(\left\{ \begin{array} { l }
• 0.28 x + 0.5 y = 40 \\
• x + y = 16
• \end{array} \right.\).

Analyze the relationship between organizational strategies/goals and organizational structure/design.

Understand various methods of performance appraisal and common errors in performance measurement.

Recognize the significance of job design, including job enrichment, job enlargement, and job rotation, in enhancing employee satisfaction and performance.

Explain the concept of alternative work arrangements, such as part-time work, job sharing, and telecommuting, and their benefits to both individuals and organizations.

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Definitions:

Interest Saved

The amount of money that is not paid as interest due to paying off debt earlier or negotiating better rates.

Savings Account

A deposit account held at a financial institution that provides principal security and interest earnings.

Rate of Return

An indicator of the profit or loss on an investment, shown as a percentage of the investment's original value, for a defined timeframe.

Initial Deposit

The first amount of money placed into an account or investment.