Nathan is playing a trivia game. Each correct answer is worth 2 ½ points, and each incorrect answer is worth –¼ points. If he gets 50 questions correct and 29 questions incorrect, how many points does he have? A. 87.5 B. 105.5 C. 90.75 D. 117.75

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 expression is equivalent to sq-80

Express -5 2/5 as an improper fraction.