If four balls are picked at random, what is the probability that two are green and two are blue ?

 If four balls are picked at random, what is the probability that two are green and two are blue ?

A). 1/18

B). 1/70

C). 3/5

D). 1/2

---

Join Telegram Group

Answer This Question
Name:
Email:
Answer :
Sum of (2+1)
Submit:

Other Questions

1.  The successive trials are with replacement in

2.  10 books are placed at random in a shelf. The probability that a pair of books will always be together is -.

3. Three coins are tossed simultaneously. What is the probability of getting at least two tails out of three?

4.  In a class, 30% of the students offered English, 20% offered Hindi and 10% offered both. If a student is selected at random, what is the probability that he. has offered English or Hindi ?

5.  Two cards are drawn at random from a pack of 52 cards. What is the probability that the drawn cards are both aces ?

6.  A speaks truth in 75% of cases and B in 80% of cases. In what percentage of cases are they likely to contradict each other, narrating the same incident

7.  If C is non-random variable, the E(C) is

8.  In suffling a pack of card 3 are accidentally dropped then the chance that missing card should be of different suit is ?

9.  A six - faced dice is so biased that is twice as likely to show an even number as an odd number when throw. It is thrown twice. The probability that the sum of two number thrown is even is ?

10.  An unbiased die is thrown twice. Let the event A be ‘odd number on the first throw’ and B the event‘odd number on the second throw’. Check the independence of the events A and B.