A cookie jar in empty at the start. At every move if it is empty you either leave it empty of put one cookie in it each with equal probability. If it is not empty, wither you take 1 or put 1 with equal probability. At the end of 2024 iterations, what is the probability that the jar remains empty.
If you have 8 beans and one of them is a different weight from the others, how can you find the light bean only using a balance scale twice?
What's the probability of obtaining 2 tails in 5 coin flips?
4 coins, at least 2 T?
What is the smallest number such that its digits multiply to 10,000
You have a fair coin and constantly toss it, how many tosses in expected do you need to get a TTT sequence?
One of the interview questions i got in the quantitative interview round was this: interviewer will play Padel against me. Assuming interviewer is better than me in padel, he will have a probability to win a point over me with 70%. The rules of the game is that the first person to reach 11 points wins -with atleast 2 points difference. The current score is 9to9, what are the chances that I win?
How many lakes are there in the world?
Questions were basic because it was preliminary round.
X1, X2 are continuous i.i.d random variable. P(X1<X2)?
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