Respuesta :

Answer:

25% or 1/4 chance.

Step-by-step explanation:

The red makes up 5 out of the 20 marbles in the bag, which translates to 1/4 or 25% chance or being picked.

Good luck! Hope this helped!

Answer:

25% chance or 1/4 or 5/20

Step-by-step explanation:

All of these provided answers are the same.  Since there is 20 marbles and 5 are red you just do 5/20!