Flip a coin. if head, I win 1 point. If tail, u win 1 point. The person who first wins 2 points wins the game. And the loser must pay winner $1. However, if I have a option which I can increase the stake of the game to $2/game, what is the value of such option.
We play a game. You flip two coins, if you get both heads I give you $1. If you get both tails you flip again. If you get one of each, I pay you nothing. What's the expected value of this game?
You have 5 unknown numbers. There are 10 options in selecting two out of these five. Sum each of those two together, thus you have 10 numbers. You're given these, find the original 5 numbers.
What is the sum of 1-40?
Player 1 chooses a number, then Player 2 chooses a different one. 2 dices are tossed, and whoever is closer to the outcome wins. Would you be P1 or P2? What number do you choose?
you asked someone to take a test. test contains 5 answers for each question. only one answer is correct. u look at finished test and see that given answer is right. what is the probability that test taker really knew (derived) the answer, not guessed?
1. There are 4 by 4 square grid pathways connecting southwest end and northeast end. How many different ways do exist? 2. Sum every numbers divisible by 7 under 1,000
99 lions and 1 sheep on an island, lions want to eat sheep but also want to stay alive, when a lion eats a sheep, it turns into a sheep. How many lions and sheep left after a period of time? (Lions can survive on other foods on the island, sheep cannot escape lions, all creatures are rational)
What is 29^2?
Q: For what integers b (other than zero) is it possible to find an integer a such that the ratio a/b is contained in the interval [.48, .52]?
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