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jugernot5 jugernot5
  • 27-07-2016
  • Mathematics
Answered

A password consists of 2 letters followed by 2 digits. How many different passwords can be formed?

Verified Answer :

Anonymous Anonymous
  • 27-07-2016

Solutions 

We know that there are 26 letters and there are 10 digits.


Different combos possible are 26 26 10 * 10  

0,1,2,3,4,5,6,7,8,9


Count ---> 1,2,3,4,5,6,7,8,9,10 

=  67,600


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