Solution: How many ways can 5 keys be arranged in a keychain? engr 3 years ago Facebook Prev Article Next Article (Last Updated On: December 8, 2017) Problem Statement: How many ways can 5 keys be arranged in a keychain? Problem Answer: There are 24 ways to arrange 5 keys in a keychain. Solution: 0.0 00 If you liked this, then please subscribe to our YouTube Channel for engineering video tutorials. You can also find us on Twitter and Facebook. Facebook Prev Article Next Article Add Comment Cancel reply Notify me of follow-up comments by email. Notify me of new posts by email.