A 1 inch diameter coin is thrown on a table covered with a grid of lines two
inches apart. What is the probability the coin lands in a square without
touching any of the lines of the grid?
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area of coin = pie * 1^2 = n(e)
area of square= 2^2 * 4(as there are four such squares)= n(S)
probablility = n(E)/n(S) = pie/16 . the ans ;)
On Fri, Aug 19, 2011 at 10:20 PM, priya ramesh
love.for.programm...@gmail.com wrote:
A 1 inch diameter coin is thrown on a table covered with a
what is the probability of having b'days of 2 persons on the same day in a
gathering of 50 persons?
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no of days in a year shud be 365 or 366 ??
On Wed, Aug 17, 2011 at 5:49 PM, priya ramesh
love.for.programm...@gmail.com wrote:
what is the probability of having b'days of 2 persons on the same day in a
gathering of 50 persons?
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nothing is specified. I guess it's 365
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