Anyone able to help me with these please?

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.

Write a corresponding real world problem to represent 2x - 125=400

The only way to identify an intercept is as an ordered pair. true false