Answer: 60% for the first try, and about 55.56% for second try.
Step-by-step explanation:
There's 10 marbles total.
6 red marbles out of 10 total.
60% chance of getting red marbel
6/10=3/5
The second time would be 5 marbles out of 9 marbles in the bag.
About 55.56%
5/9