Which Sentence Expresses Numbers Correctly

question 27

Multiple Choice

Which sentence expresses numbers correctly?

• A) Although I wanted to buy a candy bar, I had only 29 ȼ
• B) Although I wanted to buy a candy bar, I had only $.29.
• C) ​Although I wanted to buy a candy bar, I had only 29 cents.

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Definitions:

HBr

Hydrogen bromide, a diatomic molecule consisting of hydrogen and bromine, widely used in organic synthesis to add bromine across double bonds or to open epoxides.

NaCN

Sodium cyanide, a highly toxic compound used in industrial processes such as mining and chemical synthesis.

1-methylcyclohexanol

A secondary alcohol derived from cyclohexane, featuring a methyl group on its ring, used in organic synthesis.

1-bromo-1-methylcyclohexane

A brominated organic compound featuring a bromine and a methyl group attached to a cyclohexane ring.