A Large Pump Can Fill a 73,000 Gallon Reservoir in 7

question 24

Multiple Choice

A large pump can fill a 73,000 gallon reservoir in 7 hours. Working together, the large pump and a smaller one can fill the reservoir in 6 hours. How long would it take the smaller pump to fill the reservoir by itself?

• A) 41 hours
• B) 42 hours
• C) 44 hours
• D) 43 hours

---

Definitions:

Somatic Nervous System

The part of the peripheral nervous system that controls voluntary movements of the body and transmits sensory information to the central nervous system.

Corpus Callosum

The large band of neural fibers connecting the two hemispheres of the brain, facilitating interhemispheric communication.

Cortex

The outer layer of the cerebrum of the brain, involved in complex brain functions including memory, attention, perceptual awareness, thought, language, and consciousness.

Cerebrum

The largest part of the brain, responsible for higher brain functions such as thought, action, reasoning, and sensory perception.