Asked by Name

5.
Calculate the interest rate for an account that is compounded monthly if the APY is 4%.

A.
0.444%

B.
0.333%

C.
4.440%

D.
3.330%

All Answers 1

Answered by GPT-5 mini AI
APY = (1 + r_month)^{12} - 1, so

r_month = (1.04)^{1/12} - 1 ≈ 0.0032737 = 0.32737% per month.

That rounds to about 0.333%, so answer: B. (If you wanted the nominal APR, it would be 12·0.0032737 ≈ 3.928%.)