A lock on a fence door has a 4 digit combination. Each digit can be any number
between 0 - 9. The only restriction is that all 4 characters cannot be the same
(e. g. 1111, 2222, 3333, etc.). How many combinations are possible?
504
512
10000
9990
+2
Answers (1)
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “A lock on a fence door has a 4 digit combination. Each digit can be any number between 0 - 9. The only restriction is that all 4 characters ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Home » Mathematics » A lock on a fence door has a 4 digit combination. Each digit can be any number between 0 - 9. The only restriction is that all 4 characters cannot be the same (e. g. 1111, 2222, 3333, etc.). How many combinations are possible? 504 512 10000 9990