Respuesta :

Answer:

1/3

Step-by-step explanation:

red marbles = 2    blue marbles = 6

red to blue = red / blue

2 / 6    Simplify it

1/3

altavistard

Answer:

1/3

Step-by-step explanation:

The ratio of 2 red marbles to 6 blue marbles is 2/6, or 1/3.