Which number is missing?
Great, you answered "6".
See here what other people have answered:
- 4
- 6
- 5
- 8
Click "CONTINUE" to proceed to the next question
Interesting fact:
Depriving yourself of sleep has A LOT of negative effects on your brain’s capacity to function. It can negatively impact your memory, impair your judgement and stop you from being able to react quickly to new situations.