The Half-Life of ³H Is 12 Years

question 74

Multiple Choice

The half-life of ³H is 12 years. About how long does it take for 7/8 of a sample of that radionuclide to decay?

• A) 3 years
• B) 24 years
• C) 4 years
• D) 36 years

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Definitions:

MPS

Marginal Propensity to Save, which measures the proportion of additional income that households save rather than spend on consumption.

APS

The Average Propensity to Save, which is the proportion of income that households save rather than consume.

MPC

The marginal propensity to consume, which is the portion of additional income that a consumer spends on goods and services.

Consumption

The total value of goods and services consumed by households and businesses.