Study the given information carefully and answer the questions that follow:
An urn contains 6 red, 4 blue, 2 green, 3 yellow marbles.
If four marbles are picked at random what is the probability that at least one is blue ?
If two marbles are picked at random what is the probability that both are red ?
If three marbles are picked at random what is the probability that two are blue and one is yellow ?
If four marbles are picked at random what is the probability that one is green two are blue and one is red ?
If two marbles are picked at random what is the probability that either both are green or both are yellow ?
| # | Name | Overall Score |
|---|---|---|
| 1 | Rishaab Ram | 5 |
| 2 | jayanthi | 5 |
| 3 | ruchi | 5 |
| 4 | Surbhi Purohit | 5 |
| 5 | Aparna | 5 |
| 6 | Meghanath Reddy | 5 |
| 7 | Swanand Shiraguppe | 5 |
| 8 | Ishika Sankhari | 5 |
| 9 | Deepika Goel | 5 |
| 10 | Suraj | 4 |
