How much percent does Apple take from apps?

Related questions

1. Can I delete a review on App Store?
2. How much does it cost to publish an app on App Store?
3. Can you make money from apps?
4. How many reviews do you need for app store?
5. How long does Apple take to approve apps?
6. How long does waiting for review take?
7. What is Apple recovery key?
8. Do you lose data when changing Apple ID?
9. Can I make a new Apple ID and keep my stuff?
10. Is it free to publish app on App Store?

Tags

1. #apple
2. #current
3. #currently
4. #around
5. #argument
6. #asking
7. #purchases
8. #should
9. #developers
10. #store
11. #commission
12. #levies
13. #reduce
14. #going