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A security code consists of 2 digits (0-9) and a digit can be used more than once.how many possible security codes are there

A security code consists of 2 digits (0-9) and a digit can be used more than once.how many possible security codes are there
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1 vote
a security code consists of 2 digits (0-9) and a digit can be used more than once.how many possible security codes are there

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User Christinabo
by
8.2k points

2 Answers

4 votes
i think there are 100 possible codes 
answered
User CMW
by
7.4k points
4 votes
20.. Hope this helps! Let me know if you need explanation
answered
User Levite
by
8.4k points
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