10 points if u answer

In the figure shown below, m < 40 and ab =8. which equation could be used to find x?

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?

Explain why the factor 1.5 is broke. into two numbers in the model.