Choose the One Alternative That Best Completes the Statement or Answers

question 9

Multiple Choice

Choose the one alternative that best completes the statement or answers the question.
Solve the problem.
-A diner makes a profit of $1.30 for a cup of coffee and $1.10 for a cup of tea. Write an objective function z = f(x, y) that represents the total profit for selling x cups of coffee and y cups of tea.

• A) \(z = 0.20 ( x + y )\)
• B) \(z = 1.30 x + 1.10 y\)
• C) \(z = 1.10 x + 1.30 y\)
• D) \(z = 2.40 ( x + y )\)

---

Definitions:

Visible Light Waves

The portion of the electromagnetic spectrum that is visible to the human eye, comprising wavelengths from approximately 380 to 750 nanometers.

Frequency

In physics, the number of occurrences of a repeating event per unit of time, often measured in Hz (Hertz), which is one occurrence per second.

Amplitude

In physics, it refers to the maximum extent of a vibration or oscillation, measured from the position of equilibrium.

Subliminal Stimuli

Stimuli that are below the threshold of human perception but can still influence thoughts, feelings, or actions.