Use Ordinary Interest

question 13

Short Answer

Use ordinary interest:
$$\begin{array} { | l | l | l | l | l | l | l | } \hline & & \text { Date } & \text { Date } & & \text { Simple } & \text { Amount } \\\text { Principal } & \text { Interest Rate } & \text { Borrowed } & \text { Repaid } & \text { Time } & \text { Interest } & \text { Paid Back } \\\hline \$ 9,000 & 11 \% & \text { Apr } 20 & \text { Aug } 8 & \text { A } & \text { B } & \text { C } \\\hline\end{array}$$

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Definitions:

Nominal Variables

Variables measured in monetary terms that have not been adjusted for inflation, representing current prices.

Real Variables

Economic variables measured in physical units, reflecting quantities and qualities, rather than their monetary value, often adjusted for inflation.

Money Supply

The overall financial resources at a certain point in time within an economy, encompassing all cash, coins, and checking and savings account balances.

Money Demand

The desire to hold cash or liquid assets, influenced by factors such as interest rates, income levels, and economic activity.