There are 6 red, 2green 3 yellow and 4 orange balls in the box. What is the probability to pick 2 balls that are either green or yellow?
Trainee Trader Interview Questions
11,667 trainee trader interview questions shared by candidates
Roll an n-sided die. You can get paid the outcome or pay 1/n dollars to re-roll. how much would you pay to play, and how much would you sell the game for? (rough numbers). five minutes for complete answer.
You have are offered a contract on a piece of land which is worth 1000000 70% of the time, 500000 20% percent of the time and 150000 10% of the time. The contract says you can pay x dollars for someone to determine the land's value from where you can decide whether or not to pay 300000 for the land. What is x? I.e. how much is this contract worth?
Expected value of heads and tails of two coin flips -> E(t(10-t) = 10E(t) - E(t^2) = 50 - (25 + 10/4) = 22.5 What is the set of numbers between 2 and 30, without the same common factor (e.g. 26 and 24 share 2, so they cannot be in the same set) that will you give you a max sum? Using the same rules, what is the highest possible number you can have in a set of 1000?
I have a square, and place three dots along the 4 edges at random. (1) What is the probability that the dots, when connected, do not form a triangle? (2) what is the probability that the dots lie on distinct edges?
Toss 4 coins - probability of more than 2 heads - expected winnings if $1 for each heads - expected winnings if can re-toss 1 coin if chosen 1 20 sided die - player A and B both choose a number. Whoever's number closest to value of the die wins the amount on the die. - optimal strategy? do you want to go first? - what is the expected winnings?
roll a 30-sided die (Number 1-30) many times and add all up the outcomes. stop rolling when the sum >= 300. what's the most likely result of the sum?
3 pancake. one is with both sides burned, one is with one side burned, the last one with no sides burned. Combined them in a plate. The top side is burned. what is the probability of the other side is burned?
Apples cost 27 cents. How many apples can you purchase with $10? (And do this in under 1 minutes).
You have a 3x3x3 cube painted yellow on the outside. The cube is then split up into 1x1x1 cubes. You pick one of these cubes at random and notice that the side you are looking at is painted. Without knowing if any of the other sides are painted, what is the probability that this was a corner cube?
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