Solve 4 ⋅ (−6). please help

The difference between tax advoidance and tax evasion

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?

What is the ratio of the length of an object in yards to the length of the same object in miles?