Ajar contained 6 red marbles, 10 green marbles, and 8 blue marbles. a marble was selected at random, the color was recorded, and the marble was placed back in the jar. the table shows the results after 60 trials. what was the relative frequency of selecting a red marble? enter your answer in the box to the nearest percent. % outcome number of times outcome occurred red : 13 green: 30 blue: 17