The President of a College Has Been Told That When

question 139

Multiple Choice

The president of a college has been told that when they raised their tuition by 15 percent the previous year, total revenue from tuition remained unchanged. Assuming the change in revenue is due to the change in tuition only, the president could conclude that demand for that college, over that tuition range, must be:

• A) greater than 1.
• B) less than 1.
• C) equal to 1.
• D) equal to zero.

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Definitions:

Ultrasonic Sensors

Devices that measure the distance to an object through the emission of ultrasonic sound waves and the detection of their reflections, used in various applications like level sensing and obstacle detection.

High-frequency Light

Light that emits or operates at high frequencies, often used in specialized applications such as UV curing or fast optical communication.

Encoders

Devices that convert motion or position into an electrical signal, often used for feedback in control systems.

Precisely Determined

Accurately established or calculated with precision, leaving no ambiguity about the result or outcome.