write a word problem that can be solved by the equation 108 divided by r=12

You have to sent a message on the post office.
the message must have 108 characters in total. you have to use 12 words in that message. what is the maximum length (the number of characters in each) of the words you have to use it to use only 12 words, and use 108 characters in total?

Bc equals mb that should be your answer