How Many of the Following Numbers Contain Three Significant Figures

question 62

Multiple Choice

How many of the following numbers contain three significant figures?
0.408 9.040 0.0400 9.05 × 10²⁴

• A)one
• B)two
• C)three
• D)four

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Definitions:

Lorazepam

A medication used to treat anxiety disorders, oftentimes acting as a sedative and muscle relaxant, part of a class of substances known as benzodiazepines.

Synergistic Effect

A phenomenon where two or more substances or actions combined produce an effect greater than the sum of their individual effects.

Comatose

A state of deep unconsciousness that a person cannot be awakened from, typically resulting from illness or injury.

CNS Stimulant

A class of drugs that increase brain activity, often used to treat ADHD and certain sleep disorders.