Unanswerd puzzles under tag probability

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What is the probability of rolling a sum of 7 with two fair six-sided dice?

posted Nov 7 by Nikhil Pandey

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You are playing a probability game with your friend using a fair coin. Both of you decide on a particular sequence......

posted Aug 12 by Puneet Batra

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There is a dressing drawer which contains the following coloured socks in pairs: Purple, Magenta, Crimson, White........

posted Apr 26 by Ankur Athari

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A standard deck of 52 playing cards is shuffled. The cards are turned up one by one until an ace appears. Is the next...

posted Nov 2, 2023 by Manish Tiwari

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You open a brand new deck of cards, and the cards are arranged in increasing order by the suits hearts, clubs..........

posted Nov 2, 2023 by Puneet Batra

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Five teams were competing in cricket where they faced each other exactly once. After the tournament, the following......

posted Oct 30, 2023 by Karan Joglekar

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In a box, there is a jumble of 7 red balls, 6 blue balls, 5 green balls, and 4 yellow balls. What is the minimum........

posted Mar 13, 2023 by Vishal

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This is a famous paradox which has caused a great deal of argument and disbelief from many who cannot accept............

posted Mar 6, 2023 by Nikhil Pandey

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Five players compete in a table tennis tournament such that each player plays every other player exactly once...........

posted Mar 6, 2023 by Pardeep Kohli

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What’s the probability of getting a king or a queen from a pack of 52 cards?

posted Feb 28, 2023 by Aarati Mahajan

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In the Mexico City area, there are two Houses H1 and H2. Both H1 and H2 have two children each. In House H1, The........

posted Nov 15, 2022 by Sandeep Otari

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John and Jenni are a married couple. They have two kids, one of them is a girl. Assume safely that the probability......

posted Nov 10, 2022 by Tapesh Kulkarni

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Out of 10 motors, 3 are defective. 2 are chosen at random. What are the chances that both are defective?

posted Sep 26, 2022 by Sidharth Malhotra

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A bag contains 5 green, 7 red and 4 white balls. If three balls are drawn one after the other with replacement..........

posted Aug 1, 2022 by Sidharth Malhotra

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The chance of Mr John winning the lottery is 10%. All participants lined up and Mr John is 4th in the row...............

posted May 24, 2022 by Chahat Sharma

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A box contains 4 blue, 3 red, 5 green and 6 yellow marbles...........what is the probability that at least one is green?

posted May 4, 2022 by Dilbagh

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What is the probability that this third shot our James bond takes will be worse than the second shot?

posted Apr 18, 2022 by Rahul Vaidya

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A packet contains blue, red and green pens such that the probability of picking a blue pen is 2/9 and probability.......

posted Apr 13, 2022 by Basabdatta Mukherjee

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A bag contains 4 yellow, 5 red, 3 green and 4 black balls. If 4 balls are drawn randomly without replacement............

posted Mar 11, 2022 by Akriti

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If 40% of the student's of a class like football, 75% of the student's like baseball and 30% like both................

posted Mar 4, 2022 by Amarvansh

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What is the probability that X will win?

posted Feb 25, 2022 by Aman

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A ball is drawn at random from a randomly chosen bag. What is the maximum probability the drawn ball is red?

posted Dec 3, 2021 by Prachi Sharma

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In a game Romit first throws a coin. If he gets Tail then he puts 1 card........Find the probability to get a face card.

posted Nov 17, 2021 by Yogeshwar Thakur

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What is the probability of a student studying Hindi given he/she is already studying English?

posted Oct 21, 2021 by Ankur Athari

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A card is drawn from a set of playing cards, what is the probability that card drawn is a card having number............

posted Oct 7, 2021 by Deepak Chitragar

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What will be the probability to get a complete pair? Left and right leg shoes can be differentiated.

posted Aug 30, 2021 by Akriti

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A box contains 12 green and 8 blue bulb. 2 bulbs are drawn at random. Find the probability that they are of same colour?

posted Aug 26, 2021 by Ankur Athari

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What will be the probability to form word NOTEBOOK by using letters B,E,K,N,O,O,O and T. If you have to make............

posted Jul 28, 2021 by Aman

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Can you calculate the probability of getting a sum of six when a dice is thrown twice?

posted Jul 19, 2021 by Manish Tiwari

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There are 5 switches in a board. In these 5 switches 1 is attached with.........What will be the probability of success?

posted Jul 5, 2021 by Vikram Luthra

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What will be the probability to select both the balls of same pair?

posted May 24, 2021 by Aastha Joshi

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Two dice are thrown at a same time. What is the probability that the sum of results is obtained as 7 or 9?

posted Apr 6, 2021 by Amarvansh

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What is the probability that the 3 Executives have the same birthday?

posted Mar 23, 2021 by Varuna Magar

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What is the probability that the ticket drawn has a number which is a multiple of 4 or 10?

posted Nov 23, 2020 by Amarvansh

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A batsman hits a six 8 times out of 40 balls he plays. Find the probability that he did not hit a six.

posted Nov 17, 2020 by Divya Bharti

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If P(E) = 0.52, what is the probability of 'not E' ?

posted Nov 16, 2020 by Dilbagh

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Find the probability that 50th person sits on his place i.e. 50th seat.

posted Aug 13, 2020 by Deepak Chitragar

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A letter is randomly picked from the word: INDEPENDENCE What is the probability that it would be a vowel?

posted Aug 12, 2020 by Rajni

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What is the probability that first is red and second is blue?

posted Jul 10, 2020 by Aastha Joshi

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If you toss a coin ten times and it lands heads up every time, what is the probability that it will land heads..........

posted Jun 1, 2020 by Saif Khanam

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The flight is full and you are last in line. What is the probability that you get to sit in your assigned seat?

posted May 20, 2020 by Madhavi Latha

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An alphabet is randomly selected from the word HINDUSTAN. What is the probability that it would be a vowel?

posted May 19, 2020 by Tapesh Kulkarni

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An alphabet is randomly selected from the word INDIA. What is the probability that it would be I?

posted May 11, 2020 by Rajni

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Which of the given houses is likely to have a girl child? What will you answer?

posted Apr 27, 2020 by Upma

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i, j, and k are chosen randomly from [-1, 1]. What is the probability that i^2 + j^2 + k^2 < 1 and |i| + |j| + |k| > 1

posted Apr 22, 2019 by anonymous

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A tosses a fair coin 50 times and B tosses another 51 times. What is the probability that B got more heads than A?

posted Dec 5, 2018 by anonymous

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A puzzle consisting of 100 pieces. What is the minimum number of pieces I have to draw randomly from a pile...

posted Nov 11, 2018 by anonymous

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If we play the following game 1400 times, what is the expected number of games that I would win?

posted Jul 28, 2018 by anonymous

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What is the probability of getting a product of 72 from three throws of a dice? [MCQ]

posted Dec 21, 2017 by anonymous

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A letter is chosen from english alphabet. Find the probability that the letter chosen a. is a vowel b. is a consonant

posted Aug 8, 2017 by anonymous