Problem 4-100 (algorithmic) E Question Hel Find the interest rates in the follow
ID: 1137065 • Letter: P
Question
Problem 4-100 (algorithmic) E Question Hel Find the interest rates in the following situations. a. APR: 7%, compounded monthly. Find the effective annual interest rate. b. Nominal rate is 9% compounded quarterly. Find the effective semi-annual rate. C. The effective annual interest rate is 15.36% and compounding is monthly. Find the nominal interest rate. d-r-6% and compounding is monthly. Find the effective quarterly interest rate. a. The effective annual interest rate is 1 %. (Round to one decimal place.) Enter your answer in the answer box and then click Check Answer. parts remaining Clear AllExplanation / Answer
A.
Effective annual interest rate = (1 + 7%/12)^12 – 1
Effective annual interest rate = 7.2%
B.
Quarterly nominal rate = 9%/4 = 2.25%
Effective semiannual interest rate = 1.0225*1.0225 – 1 = 4.55% or 4.6%
C.
Let, nominal rate = R
15.36% = (1+R/12)^12 – 1
1.1536 = (1+R/12)^12
1.01197^12 = (1+R/12)^12
R = 12*.01197
R = 14.37% or 14.4%
D.
Monthly nominal interest rate = 6%/12 = .5%
So,
Effective quarterly interest rate = (1+.5%)^3 - 1 = 1.51% or 1.5%
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