License plate numbers come in a variety of styles. (Ignore the fact that some choices of letters could not be used because they would suggest inappropriate words or phrases.)
How many more license plates are there with a style using 3 letters followed by 3 digits than the 6-digit style?

How many times as large is the number of license plates possible with a style using 3 letters followed by 3 digits as is the number possible with a 6-digit style?