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Wilfrid Laurier University *

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170

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Economics

Date

Feb 20, 2024

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1

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Problem 10. (1 point) Axel has a promissory note for $1950 dated April 1, 2013. The note is due in 225 days with interest at 4%. If Axel sells the note to a bank on November 3, 2013 for $1989.57, what rate of interest will he realize on his investment? Answer: % Correct Answers: e 3.42866 Problem 11. (1 point) An original debt required payments of $3000 due in 6 months as well as $5000 due in 11 months. Instead, it is agreed that a payment of X dollars, made in 5 months, followed by a payment of $4000 in 12 months, will replace the original set of debt pay- ments. Using 11 months as the focal date, what is X if the simple interest rate on the loan isr =12 Answer: $ Correct Answers: e 3952.46 Problem 12. (1 point) Justin owes $859 in 3 months and $423 in 7 months. The lender agrees to allow Justin to pay off these two debts with a single pay- ment. What single payment a) due now and b) due in six months will pay of both debts completely. Assume simple interest is 3%. a) Assuming focal date is now: $ b) Assuming focal date is in 6 months: $ Correct Answers: e 1268.33027478189 e 1287.38763715711 Problem 13. (1 point) Lebron has two options to pay off a loan. i) He can pay $949 at the end 4 months and another $438 at the end of 8 months OR ii) He can pay $ X at the end 2 months and $ 3X at the end of 6 months. Determine X if the interest is 7% and the focal date is 6 months so that the options are equivalent. Answer: $ Correct Answers: e 346.23544221039
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