a construction worker has a ladder against the side of a building. the building is 10 feet tall, and the ladder is 15 feet long.
1 answer:
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Your plate numbers will be like
where each is a number, and each
is a letter. Assuming you can use all numbers and letters, you have 10 possible choices for every
place (all the digits from 0 to 10) and 26 possible choices for every
place (all the letters from a to z).
So, if you multiply all the possible choices, you have
So, there is a total of
possible plate numbers with 3 letters and 3 numbers, if repetitions are allowed.
I added a picture with it for you. I suggest that before this becomes an issue you take some time and study box and whisker plots, because they tend to show up on a lot of standardized math tests.
