You are given a math word problem and you are supposed to apply a single mathematical operator like addition, subtraction, multiplication, or division on the numbers embedded in the text to answer the following question and then only report the final numerical answer.

bryan has always been fond of studying rocks and minerals . he has a room full of books about and samples of the different types of rocks . 1 particular day he went in the room to take a look at his mineral samples . if he has 65 samples of minerals per shelf and he has a total of 7 shelves how many mineral samples does he have ?
455