Complete the following proof.
given: silis diameter of circle r
m = 30°
prove: m 2 rtw= 15°

Orly uses 2 cups of raisins for every 12 cups of trail mix she makes. how many cups of trail mix will she make if she uses 8 cups of raisins?

The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?