If the Slope of a Straight Line Is 4 and If

question 70

Multiple Choice

If the slope of a straight line is 4 and if Y (the variable on the vertical axis) decreases by 20, then X (the variable on the horizontal axis)

• A) increases by 5.
• B) decreases by 5.
• C) increases by 80.
• D) decreases by 80.

---

Definitions:

Hypothalamus

A region of the brain that controls an enormous number of bodily functions including hunger, thirst, sleep, and emotional activity.

Consciousness

The condition in which a person is conscious and can reflect on their own being, feelings, ideas, environment, and life events.

Suprachiasmatic Nucleus

A region in the brain's hypothalamus responsible for controlling circadian rhythms, including the sleep-wake cycle.

Circadian Cycle

The biological clock of living beings, regulating physiological and metabolic processes in a roughly 24-hour cycle.