Use Unit Analysis to Answer the Question

question 91

Multiple Choice

Use unit analysis to answer the question. Fact: 231 cubic inches = 1 gallon
Suppose molasses is stored in a cylindrical tank 55 feet high and 100 feet in diameter. What is the volume of such a tank in gallons? Choices are rounded to the nearest ten thousand.

• A) 12,930,000 gal
• B) 3,230,000 gal
• C) 60,000 gal
• D) 3,330,000 gal
• E) 3,430,000 gal

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Definitions:

Chunking

A strategy for improving memory by organizing items into conceptually manageable and meaningful groups or “chunks.”

Engram

The hypothetical physical unit of storage of a memory in the brain.

Limbic System

A group of interconnected structures in the brain involved in emotions, motivation, behavior, and various autonomic functions.

Cerebral Cortex

The outer layer of the cerebrum, playing a key role in memory, attention, perception, awareness, thought, language, and consciousness.