Three people are standing on a different point on an equilateral triangle. They pick a random direction to run and begin running to a new point.
Each person has two different options, making the probability 1/2 for any particular direction. The probability of each person going the same direction would be 1/2 times 3, which would be 1/8. Since they can choose to either all go left, or all go right, the answer would be 1/4 Next
Five friends guess the numbers of balls in a box. The guesses were 31, 35, 39, 49. and 37. Each of the friends were wrong, and were off by 1, 9, 3, 9, and 5, in no particular order.
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