kenzbenz01 kenzbenz01

30-06-2020
Mathematics

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Customer account "numbers" for a certain company consist of 2 letters followed by 3 numbers. Step 2 of 2 : How many different account numbers are possible if repetitions of letters and digits are not allowed?

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surjithayer10 surjithayer10

30-06-2020

Answer:

Step-by-step explanation:

letters can be chosen in 26×25=650 ways

digits can be chosen in 10×9×8=720 ways

total number of ways=650×720=468000 ways.

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