MARKING BRAINLIEST .. pls

Answer:
0.5
Step-by-step explanation:
total = 12 marbles
6/12 are red
simplify
1/2 are red
convert
0.5 probibility of picking red.
hope this helps :D
Answer:
Your answer is 50%
Step-by-step explanation:
First we have to find the total marbles. 4+2+6 = 12
After we get the total marbles we just have to divide the red marbles by the total marbles. 6/12
That comes out to be 1/2 or .5 or 50%