Find the value of the trigonometric ratio​

Evaluate the given expression if m=45 |-3m|

What is the value of x? enter your answer in the box. (cm)

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?