Find the value of x. Round to the nearest tenths place.

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 one ? is the answer and how to find this answer

Evaluate 8j -k+148j−k+14 when j=0.25j=0.25 and k=1k=1.