Tom has eight red marbles and three blue marbles. What fraction of Tom's marbles are blue

8 + 3 = 11

3/11 are blue

f tom and jasper have the same percent of blue marbles in there bag of marbles. tom has 5 blue marbles and a total of 20 marbles. jasper has 12 blue marbles how many of jaspers marbles are not blue

To find the fraction of Tom's marbles that are blue, we need to divide the number of blue marbles by the total number of marbles.

First, we add the number of red marbles and blue marbles together: 8 + 3 = 11.

Next, we divide the number of blue marbles by the total number of marbles: 3 / 11.

Therefore, the fraction of Tom's marbles that are blue is 3/11.