In a certain state, license plates consist of five digits from 0

to 9

followed by four letters. Assume the numbers and letters are chosen at random. Replicates are allowed.

A.How many different license plates can be formed?

B. How many different license plates have the letters D-R-E-X in that order?

C.If your name is Drex, what is the probability that your name is on your license plate? answer as a fraction or a decimal, rounded to at least 8

places.

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