(a) decide whether the problem relates to an ordinary annuity or an annuity due and then (b) solve the problem.

A used piece of rental equipment has $2 \frac{1}{2}$ years of useful life remaining. When rented, the equipment brings in $\$ 800$ per month (paid at the beginning of the month). If the equipment is sold now and money is worth $4.8 \%$ compounded monthly, what must the selling price be to recoup the income the rental company loses by selling the equipment "early"?

Multiply 45.076 by 100.

A 956 KB file was downloaded over the Internet using a dial-up line with a tru e speed of 40 kbps . How many seconds did the download take ?

(a) decide whether the problem relates to an ordinary annuity or an annuity due and then (b) solve the problem.

An insurance settlement of $\$ 1.5$ million must replace Trixie Eden's income for the next $40$ years. What income will this settlement provide at the end of each month if it is invested in an annuity that earns $8.4 \%$ compounded monthly?

Multiply dollar amounts and whole numbers. Find the product. $3 \times \$ 58=\$ 174$

$$4 \times \$ 93$$

$$\$ 7 \times 16$$

Is there any difference between the present values in parts (a) and (b)? Explain.

(a) An annuity due that pays $\$ 1000$ at the beginning of each year for $10$ years

(b) Taking $\$ 1000$ now and establishing an ordinary annuity that pays $\$ 1000$ at the end of each year for $9$ years

A piano tuner replaced two strings and four felts in a piano and then tuned it. He charged $10.35 each for the strings and$3.45 each for the felts. He also charged $75 to tune the piano. A state tax rate of 5.5 % was applied to everything but the tuning. What was the sales tax? What was the total bill?

(a) decide whether the problem relates to an ordinary annuity or an annuity due and then (b) solve the problem.

A college class's $25$th reunion gift is $\$ 8.6$ million. How many semiannual payments of $\$ 250,000$ will this provide at the beginning of each $6$-month period if money is worth $4.4 \%$ compounded semiannually?

(a) decide whether the problem relates to an ordinary annuity or an annuity due and then (b) solve the problem.

As a result of a court settlement, an accident victim is awarded $\$1.2$ million. The attorney takes one-third of this amount, another third is used for immediate expenses, and the remaining third is used to set up an annuity. What amount will this annuity pay at the beginning of each quarter for the next 5 years if the annuity earns $7.6 \%$ compounded quarterly?

(a) decide whether the problem relates to an ordinary annuity or an annuity due and then (b) solve the problem.

A local library receives a bequest of $\$ 100,000$ from a prominent local family. How much will this provide at the beginning of each $3$-month period for the next $2 \frac{1}{2}$ years if money is worth $7.4 \%$ compounded quarterly?

A dial-up Internet connection gives a true speed of 35 kbps. A file you wish to download from the Internet is 650 KB in size. How many seconds, rounded to the nearest tenth of a second, will it take to download the file?

Answer questions about your updated spreadsheet.

$$\begin{array}{|r|l|c|c|} \hline & {\text { A }} & \text { B } & \text { C } \\ \hline 1 & {\text { Rent or Buy Template }} \\ \hline 2 & {} \\ \hline 3 & \text { Description } & \text { Amount } & \\ \hline 4 & & & \\ \hline 5 & \text { Rent per year } & 0.00 & \\ \hline 6 & \text { Rent per week } & 75.00 & \\ \hline 7 & \text { Rent per day } & 25.00 & \\ \hline 8 & \text { Rent per hour } & 6.00 & \\ \hline 9 & \text { Cost of item } & 349.99 & \\ \hline 10 & {} \\ \hline 11 & \text { Rent per year equals or exceeds cost in: } & 0.00 & \text { Years } \\ \hline 12 & \text { Rent per week equals or exceeds cost in: } & 4.67 & \text { Weeks } \\ \hline 13 & \text { Rent per day equals or exceeds cost in: } & 14.00 & \text { Days } \\ \hline 14 & \text { Rent per hour equals or exceeds cost in: } & 58.33 & \text { Hours } \\ \hline \end{array}$$

What does " $=\operatorname{IF}(\mathrm{B} 6>0$ " mean in the formula found in cell B12?

A store sells 3 cans of tomato sauce for $0.44. What is the price of one can?

Leslie Wickam can rent an air compressor for $240 a week or buy it for$1,499.99. How many weeks of renting, to the nearest tenth of a week, will it take for the rental cost to equal or exceed the purchase price?