tshego9433 tshego9433

19-02-2018
Mathematics

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How many license plates can be made using 3 digits and 3 letters of repeated digits and letters are allowed? how many can be made if repeats are not allowed?

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musiclover10045 musiclover10045

19-02-2018

26 total letters, 10 total digits

with repeated letters/numbers:

26 * 26 *26 * 10* 10*10 = 17,576,000 ways

without repeats:

26 *25*24 *10 *9*8 = 11,232,000 ways

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