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Mathematics
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Business Mathematics
Quiz 9: Compound Interest: Further Topics and Applications
Path 4
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Question 101
Essay
If the S&P/TSX Composite Index declined from 14,614 to 14,238 over a 50-day period, what were the simple and effective annualized rates of decline in the index during the period?
Question 102
Essay
A trust company pays 5.375% compounded annually on its 5-year GICs. What semiannually compounded nominal interest rate would provide the same maturity value?
Question 103
Short Answer
You are offered a loan at a rate of 9% compounded monthly. What would a semiannually compounded nominal rate would a competing bank need to offer in order to provide an equivalent rate?
Question 104
Essay
If the holding-period return on a money market mutual fund for the most recent seven days is 0.097%, what current (simple) and effective annualized yields will be quoted for the fund in the financial media?
Question 105
Essay
Neil's common stock portfolio increased in value over a two-month period from $78,900 to $84,300. What were the simple and effective annualized rates of total return over the period?
Question 106
Essay
Camille can obtain a residential mortgage loan from a bank at 8.75% compounded semiannually or from an independent mortgage broker at 8.6% compounded monthly. Which source should she pick if other terms and conditions of the loan are the same? Present calculations that support your answer.
Question 107
Short Answer
A bank pays a simple interest rate of 2.1% on 30 to 179-day GICs of at least $100,000. What is the effective annualized rate of return: a) On a 40-day GIC? b) On a 160-day GIC?
Question 108
Essay
The terms of payment on an invoice are 3/10, n/90. What are the simple and effective annualized rates of return earned by taking the cash discount on the last day of the discount period instead of paying the full price on the last day of the credit period?
Question 109
Short Answer
The Consumer Price Index rose from 131.2 to 132.1 during the second quarter of a year. What was the effective annualized rate of inflation during the quarter?
Question 110
Short Answer
The current (simple annualized) yield, based on the holding-period return for the most recent seven days, is reported for a money market mutual fund as 4.54%. What is the fund's corresponding effective (annualized) yield?
Question 111
Short Answer
If a $15,000 investment grew to $21,805 in 4½ years of quarterly compounding, what effective rate of return was the investment earning?
Question 112
Short Answer
An income tax preparation service discounts income tax refunds at the statutory maximum amount of 15% on the first $300. For example, a taxpayer eligible for a $200 tax refund can sell the refund to the discounter for immediate payment of $170. What is the discounter's effective annualized rate of return if the time taken by Revenue Canada to process the tax return and refund the tax is a) 25 days? b) 50 days? (Note: With Revenue Canada's EFILE electronic tax return filing system, the turnaround time should be less than three weeks.)
Question 113
Short Answer
A T-bill with 125 days remaining to maturity is discounted to yield 4.6% pa simple interest. What is the effective annualized rate of return on the T-bill?
Question 114
Essay
If the holding-period return on a money market mutual fund for the most recent seven days is 0.081%, what current (simple) yield and effective annualized yield will be quoted for the fund in the financial media?
Question 115
Short Answer
The current (simple annualized) yield on a money market mutual fund, based on the return for the most recent seven days, is 4.12%. What effective (annualized) yield will be reported for the fund?