Its very hard so is very helpful

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.

If square root x = -7, then x= -49 true or false

Including 6% sales tax, an inn charges $135.68 per night. find the inns nightly cost