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Probability Tips and Tricks for Government Exams

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00:00Quantitative Aptitude
01:25EASY Formula
09:58Suresh keeps all his socks in a single drawer. He has 24 pairs of white socks and 18 pairs of grey socks. Suresh picks 3 socks randomly. Find the possibility of Suresh choosing a matching pair?
13:02What will be the possibility of drawing a jack or a spade from a well shuffled standard deck of 52 playing cards?
18:16A box has 6 black, 4 red, 2 white and 3 blue shirts. When 2 shirts are picked randomly, what is the probability that either
22:52A pot has 2 white, 6 black, 4 grey and 8 green balls. If one ball is picked randomly from the pot, what is the probability of it being
24:15There are 2 pots. One pot has 5 red and 3 green marbles. Other has 4 red and 2 green marbles. What is the probability of drawing
29:15In a set of 30 game cards, 17 are white and rest are green. 4 white and 5 green are marked IMPORTANT. If a card is chosen randomly from this set, what is the possibility of choosing a green card or an 'IMPORTANT card?
32:20A box has 6 black, 4 red, 2 white and 3 blue shirts. Find the probability of drawing 2 black shirts if they are picked randomly?
33:37A box has 6 black, 4 red, 2 white and 3 blue shirts. What is the probability that 2 red shirts and 1 blue shirt get chosen during a random selection of 3 shirts from the box?
38:31A box has 6 black, 4.red, 2 white and 3 blue shirts. What is probability of picking at least 1 red shirt in 4 shirts that are randomly picked?
44:04On rolling a dice 2 times, the sum of 2 numbers that appear on the uppermost face is 8. What is the probability that the first throw of dice yields 4?
46:25A box has 5 black and 3 green shirts. One shirt is picked randomly and put in another box. The second box has 3 black and 5 green shirts. Now a shirt is picked from second box. What is the
51:10What is the possibility of having 53 Thursdays in a non-leap year?
52:47In a drawer there are 4 white socks, 3 blue socks and 5 grey socks. Two socks are picked randomly. What is the possibility that
55:24What is probability of drawing two clubs from a well shuffled
56:44What are the chances that no two boys are sitting together
More

FAQs on Probability Tips and Tricks for Government Exams

1. What is probability?
Ans. Probability is a mathematical concept used to quantify the likelihood of an event occurring. It is expressed as a number between 0 and 1, where 0 represents an impossible event and 1 represents a certain event.
2. How is probability calculated?
Ans. Probability is calculated by dividing the number of favorable outcomes by the total number of possible outcomes. This is known as the classical probability formula: P(A) = Number of favorable outcomes / Total number of possible outcomes.
3. What is the difference between theoretical and experimental probability?
Ans. Theoretical probability is based on mathematical calculations and predicts the likelihood of an event occurring under ideal conditions. Experimental probability, on the other hand, is based on actual observations or experiments and calculates the likelihood of an event occurring based on collected data.
4. How do you find the probability of independent events?
Ans. To find the probability of independent events, you multiply the probabilities of each event occurring individually. For example, if the probability of event A is 0.3 and the probability of event B is 0.5, the probability of both events occurring is 0.3 * 0.5 = 0.15.
5. Can probability be greater than 1?
Ans. No, probability cannot be greater than 1. The highest possible probability is 1, which represents a certain event. Any probability greater than 1 would indicate an impossible event or an error in calculation.
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Mar 15, 2026 Last updated
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Video Description: Probability Tips and Tricks for Government Exams for Bank Exams 2026 is part of Tips & Tricks for Government Exams preparation. The notes and questions for Probability Tips and Tricks for Government Exams have been prepared according to the Bank Exams exam syllabus. Information about Probability Tips and Tricks for Government Exams covers all important topics for Bank Exams 2026 Exam. Find important definitions, questions, notes, meanings, examples, exercises and tests below for Probability Tips and Tricks for Government Exams.
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Video Timeline
Video Timeline
arrow
00:00Quantitative Aptitude
01:25EASY Formula
09:58Suresh keeps all his socks in a single drawer. He has 24 pairs of white socks and 18 pairs of grey socks. Suresh picks 3 socks randomly. Find the possibility of Suresh choosing a matching pair?
13:02What will be the possibility of drawing a jack or a spade from a well shuffled standard deck of 52 playing cards?
18:16A box has 6 black, 4 red, 2 white and 3 blue shirts. When 2 shirts are picked randomly, what is the probability that either
22:52A pot has 2 white, 6 black, 4 grey and 8 green balls. If one ball is picked randomly from the pot, what is the probability of it being
24:15There are 2 pots. One pot has 5 red and 3 green marbles. Other has 4 red and 2 green marbles. What is the probability of drawing
29:15In a set of 30 game cards, 17 are white and rest are green. 4 white and 5 green are marked IMPORTANT. If a card is chosen randomly from this set, what is the possibility of choosing a green card or an 'IMPORTANT card?
32:20A box has 6 black, 4 red, 2 white and 3 blue shirts. Find the probability of drawing 2 black shirts if they are picked randomly?
33:37A box has 6 black, 4 red, 2 white and 3 blue shirts. What is the probability that 2 red shirts and 1 blue shirt get chosen during a random selection of 3 shirts from the box?
38:31A box has 6 black, 4.red, 2 white and 3 blue shirts. What is probability of picking at least 1 red shirt in 4 shirts that are randomly picked?
44:04On rolling a dice 2 times, the sum of 2 numbers that appear on the uppermost face is 8. What is the probability that the first throw of dice yields 4?
46:25A box has 5 black and 3 green shirts. One shirt is picked randomly and put in another box. The second box has 3 black and 5 green shirts. Now a shirt is picked from second box. What is the
51:10What is the possibility of having 53 Thursdays in a non-leap year?
52:47In a drawer there are 4 white socks, 3 blue socks and 5 grey socks. Two socks are picked randomly. What is the possibility that
55:24What is probability of drawing two clubs from a well shuffled
56:44What are the chances that no two boys are sitting together
More
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