Suppose you loan $ 25 000 for 1 to an individual who agrees to pay you at a compound interest rate of 10 Percent/year. At the end or 1 Year, the individual asks to extend the loan period an additional year. The borrower repeats the Process several more times. Three years after loaning the person the $25, 000, how much the individual own you? Mr. Smith borrows $5, 000 at 9 percent compounded annually. The loan is to be paid back after 5 years. How much should he repay? How long, to the nearest year, does it take an investment at 9% compounded annually to (approximately): a. Double itself? b. Triple itself? c. Quadruple itself On January 1, 1947, first-class postage for a 5-ounce envelope was 3 cents. On January 1 2017, a first class stamp for the same envelope cost 40 cents. What annual compound increase in the cost of first class postage was experienced during this period