A survey is given to all passengers on a number of different planes. The survey asks each person how full their plane was. The people answer honestly. If 50% of people claim that their plane was 80% full, while the other 50% claim that their plane was 20% full, how full was the average plane?
The first three questions are mental math. I still remember the hardest one is calculating the 39% of 569 without any pen or paper. The next question is a simple probability: pick 2 cards from a set of poker without 2 Jokers, what is the probability that both cards are Ks. The last one is brain teaser: what is the angle between the minute hand and hour hand on a clock when 9:30.
How many digits in 2^30
Min number of people to guarantee at least 5 people share the same birthday month?
1. Quick math, answering as much as you can within time limit like 37-65.2 2. Personality check, 185 questions in all 3. Behavioral questions, quick math again, and simple probability calculation (expected value of a game)
Given a biased coin that flips heads 70% of the time, how can I use it to give a 50-50% random outcome?
What's the angle between the hour-hand and the minute-hand, when the time is 3:15
Given a revolver with 2 bullets in it and 6 cartridges, you spin it once and pull the trigger and nothing comes out. Would you rather pull the trigger again or respin? What if the bullets are next to each other? Make me a market on ____ (With rapid fire buy/sell).
What the delta will change if the volatility of underlying stock goes to infinity.
1. Mental Math test - I practiced on https://rankyourbrain.com and zetamac 2. Personality Test 3. Webcam Interview - 4 questions. 2 were behavioral (why trading, why you, or something along these lines). 1 probability question involving Bayes theorem. Some people already posted the question on glassdoor. 1. list of mental math questions with things like: two thousand one hundred two plus twenty two times five. DO NOT FREAK OUT. I only responded to a few and went to the next round. BE CONFIDENT. 4. Phone conversation. Mostly consist of Brainteasers that are common in textbooks, and maybe 1 mental math questions. You can find some of the questions on glassdoor too. 5. Superday is hectic. 4 market making games (dice games, etc.) You just need to be quick and make sense. Even if you have no experience with these games don't be shy and try your best. The other interviews are a mix of behavioral, mental math, and brainteasers. Nothing too bad if you prepare.
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