This level has harder exercises, the answers will have at at most 4 digits.
If you want to select which tests are used, you can set up a custom exercise.
You get one point for every correct answer, unlike the math test there is no negative score.
You are allowed to change your answers and there will be no checks if you're not cheating. Once you're done click on the finished page to see your score. Answers with a decimal part always require a leading token (which can be zero) and the decimal sign is the dot. There is no thousands separator. Examples: 0.001 10.3 34