Quantitative Aptitude

1. If two caps are picked at random, what is the probability that both are blue?                                      (5)

1. (1) 1/6
2. (2) 1/10
3. (3) 1/12
4. (4) 1/45
5. (5) None of these

2. If four caps are picked at random, what is the probability that none is green?                                        (1)

1. (1) 7/99
2. (2) 5/99
3. (3) 7/12
4. (4) 5/12
5. (5) None of these

3. If three caps are picked at random, what is the probability that two are red and one is green?                (4)

1. (1) 9/22
2. (2) 6/19
3. (3) 1/6
4. (4) 3/22
5. (5) None of these

4. If one cap is picked at random, what is the probability that it is either blue or yellow?                          (2)

1. (1) 2/9
2. (2) ¼
3. (3) 3/8
4. (4) 6/11
5. (5) None of these

5. If two caps are picked at random, what is the probability that at least one is red?                                     (3)

1. (1) 1/3
2. (2) 16/21
3. (3) 19/33
4. (4) 7/19
5. (5) None of these