Which is the following fraction is the smallest?9/13 ,17/26, 28/39, 33/52

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?

41/17 as a decimal rounded to the nearest hundredth

What is the range? can’t seem to find it out