How many different car licence plates can be constructed, if the licences contain three letters of the English alphabet followed by a three digit number, if repetition are allowed?

Explanation

To find the total number of different car license plates that can be constructed with the given conditions, we can break the problem down into two parts: the letters and the digits.

### Step 1: Determine the number of choices for the letters
The license plate starts with three letters from the English alphabet. Since repetition is allowed, each letter can be any of the 26 letters (A to Z).

- For the first letter, there are 26 choices.
- For the second letter, there are also 26 choices.
- For the third letter, again, there are 26 choices.
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