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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.

You work in a hospital that has 9 floors. you need to see 3 patients on each floor. how many patients do you need to see in all?

The area of each triangle is 7 square units. the surface area of the triangular prism is