Q. Wall Street Journal costs $206, payable now, for a two-year subscription. Newspaper is published 252 days per year (five days a week, except holidays). If a 10% nominal annual interest rate, compounded quarterly, is used:
A) What's effective annual interest rate (APY)?
B) Compute equivalent interest rate per 1/252 of a year (per day).
C) What is a subscriber's cost per copy of newspaper, taking interest into account?