Study the given information carefully and answer the question that follow:
A basket contains 4 red 5 blue and 3 green marbles.
If three marbles are picked at random what is the probability that either all are green or all are red ?
If two marbles are drawn at random what is the probability that both are red ?
If the three marbles are picked at random what is the probability that at least one is blue ?
For the following questions answer them individually
Three friends J K and L jog around a circular stadium and complete one round in 12, 18 and 20 seconds respectively In how many minutes will all the three meet again at the starting point ?
The ratio of the present ages of a mother and daughter is 7:1 Four years ago the ratio of their ages was 19:1 what will be the mother’s age four years from now ?
| # | Name | Overall Score |
|---|---|---|
| 1 | nivedha guna | 5 |
| 2 | Mike | 5 |
| 3 | Sai Kumar | 4 |
| 4 | Rajesh Rock | 4 |
| 5 | Neha Jain | 4 |
| 6 | Saloni Bansal | 3 |
| 7 | sumeet skd3 | 3 |
| 8 | harsh gour | 3 |
| 9 | S. krishnaa | 3 |
| 10 | sharik akhtar | 3 |
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