Question 538039
A license plate consists of 2 letters and 3 digits. How many different license's plates are possible if repetition is allowed?
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Ans: 
1st letter: 26 ways
2nd letter: 26 ways
1st digit: 10 ways
2nd digit: 10 ways
3rd digit: 10 ways
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Total # of plates: 26^2*10^3 = 676,000
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Cheers,
stan H.
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