Suppose the sample space for a continuous random variable is 0 to 40. If the area under the density curve for the variable from 0 to 6 is 0.15, what is the
area under the density curve from 6 to 40?
O A. 0.985
OB. 0.85
O C. 0.95
OD. 0.15

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 expressions equal 9 when x=4 and y=1/3 a. x2+6y b. 2x + 3y c. y2-21x d. 5 (x/2) -3y e. 3x-9y

Answer each of the questions for the following diagram: 1. what type of angles are these? 2. solve for x. what does x equal? 3. what is the measure of the angles?