by Amy Nutt If you are planning a trip to Australia, the best way to appreciate the vast and stunning scenery is with a car rental . A car is the most practical way of taking in all that the country has to offer. When renting a car in Australia, you not only have to follow all of the traffic laws, but you must be aware of the road tolls that you will most likely encounter. There are a number of road tolls in Australia. One is required to pay any where from $1.50 to around $8.00 at a toll.