Find the value of X in the equation

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.

Which is the completely factored from of xy^3-x^3y

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c