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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?

Complete the solution of the equation. find the value of y when x equals -5. -4x - 8y = -52

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.