Algebra

What is the probability of getting a license plate that has a repeated letter or digit if you live in a state in which license plates have one numeral followed by three letters followed by three numerals? (Round your answer to one decimal place.)

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  1. Probability of not repeating, P(no repeat)
    =10*26*25*24*9*8*7 / (10^4 * 26^4)

    Probability repeated
    =1-P(no repeat)

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