Direction: Each of the questions given below consists of 2 statements, number I and II respectively. Please read the questions carefully and decide which of the statement (s) is / are necessary to answer the questions.
A box contains some balls. What is the probability when two balls are drawn and neither of them is of same colour?
Statement I: There are 6 black balls.
Statement II: There are 4 blue balls also in the bag.
1
The data in statement I alone is sufficient to answer the question, while the data in statement II alone is not sufficient to answer the question.
2
The data in statement II alone is sufficient to answer the question, while the data in statement I alone is not sufficient to answer the question.
3
Either statement I or statement II alone is sufficient to answer the question.
4
The data in both the statements I and II is not sufficient to answer the questions.
5
The data in both the statement I and II together is necessary to answer.