Respuesta :

Answer:

3:5

Step-by-step explanation:

There are 3 red marbles

5 blue marbles

SO

3:5

nermay7

Answer:  3:5

Step-by-step explanation:

There are 3 red marbles and 5 blues marbles so the ratio of red marbles to blue marbles will be     3:5   or  3 to 5,  or 3/5