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9.02 Purchasing a car

Worksheet
Car loans
1

For a car loan of \$15\,000 at a fixed simple interest rate of 10.7\% p.a. and a loan period of 3 years, calculate:

a

The total interest paid.

b

The total loan amount paid.

c

The size of the fortnightly repayments.

2

Calculate the monthly repayments for a \$10\,000 car loan, given that the fixed simple interest rate is 13.6\% p.a. and the loan period is 5 years.

3

Calculate the monthly repayments for a \$10\,000 car loan, given that the fixed simple interest rate is 8.6\% p.a. and the loan period is 2 years.

4

For a loan of \$11\,000, with a fixed simple interest rate of 9.3\% p.a. and a loan period of 10 years, find the cost of one repayment instalment if it is paid:

a

Weekly

b

Monthly

c

Quarterly

5

If Han takes out a car loan worth \$25\,000 with a fixed, simple interest rate of 4.8\% p.a. and wants to make monthly repayments over a loan period of 6 years, calculate:

a

The monthly interest rate as a percentage.

b

The amount of interest he pays.

c

The total amount he pays.

6

A loan of \$20\,000 has an interest rate of 12.4\% p.a. for a period of 5 years.

a

Is the total interest paid lower when you make fortnightly, monthly or weekly repayments?

b

If the period of the loan is reduced from 5 years to 1 year, is the total interest paid unchanged, less, or more?

c

If the original loan amount is tripled to \$60\,000 but the interest rate and period remain constant at 12.4\% p.a. and 5 years respectively, what happens to the weekly repayments?

Stamp duty
7

The NSW car stamp duty rate is calculated as 3\% of the car’s market value up to \$45\,000 plus 5\% of the car’s market value that exceeds \$45\,000.

Find the stamp duty levied on a car worth:

a

\$16\,000

b

\$59\,000

c

\$64\,000

d

\$97\,000

8

If stamp duty on a vehicle is \$80 for the first \$5000 of the purchase price plus 5\% for every dollar over \$5000, calculate the stamp duty payable on a vehicle with a purchase price of:

a

\$9000

b

\$17\,000

c

\$78\,750

9

Stamp duty is \$3 for every \$100 (also \$3 for the remaining part that's less than \$100) of the purchase price of a small car. Calculate the stamp duty on a small Hyundai with a purchase price of \$22\,120.

10

Stamp duty charges on vehicles in one state of Australia are shown in the following graph:

10
20
30
40
50
60
70
80
90
100
\text{Vehicle value } (\$1000)
500
1000
1500
2000
2500
3000
3500
4000
4500
5000
5500
6000
6500
7000
\text{Stamp duty }(\$)

Complete the table below:

\text{Vehicle value }(\$)030\,00060\,000
\text{Stamp duty }(\$)100030006750
11

Vehicle stamp duty is 2\% of the purchase price up to \$30\,000, plus 14\% for every dollar between \$30\,000 and \$40\,000, plus 5\% for every dollar over \$40\,000.

a

Complete the table below:

\text{Vehicle value }(\$)030\,00045\,00060\,00070\,000
\text{Stamp duty }(\$)6003750
b

Construct a piecewise graph that shows the stamp duty for cars from \$0 to \$100\,000.

c

Use the graph to find the following, to the nearest \$100:

i

The stamp duty on a \$80\,000 car.

ii

The cost of a car if the stamp duty is \$5000.

12

Han wishes to purchase a car valued at \$50\,000. He has \$25\,000 in savings and intends to take out a car loan to cover the remainder of the cost. After researching, he finds a lender that offers a fixed simple interest rate of 7.5\% p.a. and a loan period of 4 years.

If Han wants to pay off the loan in monthly instalments, calculate:

a

The principal amount of the loan.

b

The total amount of interest on the loan.

c

The total loan amount to be repaid.

d

His monthly repayments.

e

The stamp duty payable on the car’s value. Take note that the NSW rate is calculated as 3\% of the car’s market value up to \$45\,000 plus 5\% of the car’s market value that exceeds \$45\,000.

13

Stamp duty charges based on the value of a car are listed in the following table:

Calculate the stamp duty on a car valued at:

a

\$756

b

\$29\,900

c

\$106\,500

d

\$1160

e

\$32\,150

Car valueStamp duty
\$800 \text{ or less}\$40
\$800 \text{ to } \$30\,0005\%
\$30\,000 \text{ to } \$35\,000\$1500 + 12\% \\ \text{for the amount} \\ \text{over } \$30\,000
\$30\,000 \text{ or more}6\%
14

Stamp duty in one state is based on the market value of the vehicle, regardless of the price paid. The rates are:

  • 2.5\% of the market value, for vehicles up to \$52\,009, or

  • \$1301 plus 5\% of every dollar over \$52\,009

Calculate the stamp duty, correct to the nearest dollar, on a vehicle with a market value of:

a

\$52\,100

b

\$18\,000

c

\$111\,800

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Outcomes

MS11-2

represents information in symbolic, graphical and tabular form

MS11-5

models relevant financial situations using appropriate tools

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