8
QuizMultiple Choice

Simple Interest

Question 8 • (Kapuschinsky)WCA 3424 Consumer Applications 1st nine weeks 26-27

In the formula I=P·r·t, what does P stand for?

Answer
A
Percent: the interest rate expressed as a percentage
B
Principal: the amount of money you initially invested
C
Period: how often the interest is calculated
D
Payout: how much money you end up with

Explanation

In the simple-interest formula I = P·r·t, P stands for the principal, the amount of money initially invested or borrowed. The interest I is calculated by multiplying that starting amount by the rate r and time t. Thus, the correct choice is “Principal: the amount of money you initially invested.”

AI-written and checked against the verified answer.

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