4
QuizMultiple Choice

Interest Rates

Question 4 • 2025-2026 GSP Mathematical Reasoning for Decision Making

When calculating a loan’s effective interest rate, if the nominal rate is 8.5%, what value of i do you plug into your equation?

Answer
A
8.5
B
0.85
C
0.085
D
1.85

Explanation

Convert the nominal rate from a percent to a decimal before substituting it for i. Divide 8.5 by 100 to get 0.085, so use i = 0.085; this is choice C.

AI-written and checked against the verified answer.

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