## Lakshya Education MCQs

Question: An urn contains 6 red, 4 blue, 2 green and 3 yellow marbles. If 4 marbles are picked up at random, what is the probability that at least one of them is blue?
Options:
 A. $$\frac{4}{15}$$ B. $$\frac{69}{91}$$ C. $$\frac{11}{15}$$ D. $$\frac{22}{91}$$ E. None of these

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## More Questions on This Topic :

Question 1. A card is drawn from a pack of 52 cards. The probability of getting a queen of club or a king of heart is-
1.    $$\frac{1}{13}$$
2.    $$\frac{2}{13}$$
3.    $$\frac{1}{26}$$
4.    $$\frac{1}{52}$$
Question 2. In a simultaneous throw of two coins, the probability of getting at least one head is-
1.    $$\frac{1}{2}$$
2.    $$\frac{1}{3}$$
3.    $$\frac{2}{3}$$
4.    $$\frac{3}{4}$$
Question 3. A bag contains 4 red balls, 6 blue balls and 8 pink balls. One ball is drawn at random and replaced with 3 pink balls. A probability that the first ball drawn was either red or blue in colour and the second drawn was pink in colour ?
1.    $$\frac{12}{21}$$
2.    $$\frac{13}{17}$$
3.    $$\frac{11}{30}$$
4.    $$\frac{13}{18}$$
5.    None of these
Question 4. From a pack of 52 cards, two cards are drawn together at random. What is the probability of both the cards being kings?
1.    $$\frac{1}{15}$$
2.    $$\frac{25}{57}$$
3.    $$\frac{35}{256}$$
4.    $$\frac{1}{221}$$
Question 5. Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn bears a number which is a multiple of 3 ?
1.    $$\frac{3}{10}$$
2.    $$\frac{3}{20}$$
3.    $$\frac{2}{5}$$
4.    $$\frac{1}{2}$$
1.    $$\frac{{3}}{{4}}$$
2.    $$\frac{{4}}{{7}}$$
3.    $$\frac{{1}}{{8}}$$
4.    $$\frac{{3}}{{7}}$$