I don’t understand show a picture
6:50 is the answer! Hope this helps. You can figure this out by crossing out the ones you KNOW are factors of 4 and 20. And 6:50 is NOT a factor of them . Hope this helped!!
The number of different codes does this lock provides is 360.
Given that,
- There is the combination lock having push buttons from A to F (6 buttons)
- Out of this, four should be in any order.
- Also, the push button should not be used more than once.
Based on the above information, here we use permutation which is as follows:

= 360
Therefore we can conclude that the number of different codes does this lock provides is 360.
Learn more: brainly.com/question/23283166
The answer I got was positive 2.5