Puzzle of the day: 125
On each corner of a triangular park a person is standing. If all three starts moving then what is the probability that none of them will cross anyone’e path?
- 1/3
- 1/2
- 1/8
- 1/4
On each corner of a triangular park a person is standing. If all three starts moving then what is the probability that none of them will cross anyone’e path?
Answer: (4) 1/4 Solution There are total 2^3 = 8 possibilities. And out of those 8 there are only 2 cases in which they will not cross each other, when all them move clockwise or all of them move anticlockwise.
New Question: Coordinate Geometry
good information
By Những dòng bồn cầu thông minh ... , 1 month ago
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