1 and 5/6 + 3/8 please help

What is the equation of a line passing through the point (6,1) and parallel to the line whose equation 3x=2y+4

Average acceleration: i have no idea how to do this.

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?