Suppose I have two pancakes, one with two burnt sides, one with one burnt and one unburnt side. I choose one of these pancakes randomly, and then look at one of its sides, chosen at random. It is burnt. What is the probability that I chose the pancake with two burnt sides?
What would be the strike price of an option for a 12 on a 12 sided die that goes up by odds. The sides would be 1,3,5,7,9,11,13,15,17,19,21,23 and each dot on the die is 1 "point"=$1
You have 25 horses and can race 5 of them at a time. What is the minimum number of races required in order to find the three fastest horses?
What innovative way would you approach top executives from TNC´s? (As email and phone don´t always work that well)
You are 2 points down in a basketball match....if you shoot for a 2 pointer you have a 33 percent chance of scoring and the game goes to overtime. If you shoot for 3 you have a 25 percent chance of scoring ....if the game goes to overtime you have a 50 percent chance of winning....which shot should you go for?
You are the captain of a submarine. You have two torpedoes. Each torpedo hits a ship independently with probability 1/3. What's the probability you will hit a ship?
-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
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?
What is the probability of getting the same number on the spin of a roulette wheel, when a fair dice is thrown, and when one card if picked from a deck of cards?
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