Determine Which Functions Are One-To-One

question 79

Multiple Choice

Determine which functions are one-to-one.

• A) I only
• B) I, II
• C) I, II, III
• D) II only
• E) III only

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Definitions:

Saving

The act of setting aside a portion of income for future use, typically in a bank account or other secure investment.

Disposable Income

Resources meant for household spending and saving once income tax obligations are settled.

APC

The average propensity to consume, which is the fraction of total income that is spent on consumption as opposed to being saved.

Saving

The portion of income not spent on consumption, often set aside for future investments or expenditures.