I play a game where I start with a score of 100. I then flip 10 coins in a row. Every time I get a head I add 1 to my score. When I get a tails I take the reciprocal of my score. If you are running this game, and people are given their score in pounds at the end of the game, how much would you charge people to play?
There are 1000 people in a hall. One person had his hand painted. Every minute everyone shake their hand with someone else. How much time is needed to paint all the hands? What is the best scenario? What is the worst scenario?
-If the radius of a sphere is expanding at a rate of 4 metres/second, and the starting radius is 0.25 metres, what is the volume of the sphere after 2 1/2 minutes? -if the mean of X=4 and the variance of X is 9, and the mean of Y=5 and the variance of Y is 16, what is the standard deviation of X + Y given a relationship of -3/8 (x to y)? - there are 3 faucets. Faucet #1 can fill a sink in 20 min, F#2 can fill a sink in 12 min, and F#3 can fill a sink in 5 min. If all 3 faucets are running at the same time, how long will it take for the sink to fill?
Calculate the chance of throwing 5 coins and there are at least 3 in row
mental math with fractions, recorded video interview
It a call option with strike price equals to current stock price is traded at X, at how much is the put option at same strike price traded at?
How do you check if your regression parameters are significant? Given a number's prime number decomposition, how many ways are there of factorizing it into two different factors?
-Why do you want to trade (answer: you want money and you like meritocracies)
75 questions in 10mins
E(Value of a dice roll) .. followed by what is the E(Value) if you can roll a second dice if you choose but you must keep the value on the second dice if you re-roll
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