What does the expression ∙ represent?

An eight-sided die, which may or may not be a fair die, has four colors on it; you have been tossing the die for an hour and have recorded the color rolled for each toss. what is the probability you will roll a brown on your next toss of the die? express your answer as a simplified fraction or a decimal rounded to four decimal places.

Hi my sisters and brothers can tell me the answer because i don’t understand the question

Iknow its nothing to do with education, but what type of thing should i wrote here? ? : ) its for mcdonald's btw.