Numbers and statistics

Much of the driver's licence theory is about numbers and statistics. You do not need to know exact numbers to pass the theory test, but you should have a good idea about them nonetheless. In this chapter we have compiled the most important numbers and statistics from the other chapters.

Contents

The car

Braking distances in ideal conditions

Read more about braking distances

Stopping distances in ideal conditions

Read more about the stopping distance

Kilometres/hour to metres/second

Important numbers

People

Alcohol

Alcohol affects us in the following way:

Spirit (40% alcohol) equivalents in beer and wine:

Read more about alcohol

Important numbers

The environment

Engine braking

  1. Release the accelerator at 1,500-1,600 rpm
  2. Downshift when the engine speed drops to 1,200-1,300 rpm

Read more about engine braking

Engine pre-heaters

Read more about engine pre-heaters

Important numbers

Driving in towns and cities

Important numbers

Driving on country roads

Time gain per 10 kilometres

If you increase your average speed by 10 km/h, the approximate time gain per 10 kilometres is:

Important numbers

Darkness and slippery conditions

Visibility in darkness

Dipped headlights

Full beam headlights

Important numbers

Accidents

Car accident statistics (2019)

Accident statistics for all road users (2019)

Important numbers

* Human error includes mistakes, routine errors and deliberate misconduct.