Write the mix number as an improper fraction

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.

Acircle has a circumference of 28.36 units what is the diameter of the circle

For what value of (y) is 3^3/3^y =1/9