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ISC XII Math
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Model Papers
A and B throw two dice each.If A gets a sum of 9 on his two dice ,then find the probability of B getting a higher sum.
This question has multiple parts. Therefore each part has been answered as a separate question on Clay6.com
isc
class12
modelpaper
2006
sec-a
q8
q8-a
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Apr 16, 2013
by
sreemathi.v
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The bag 'A' contains 3 white and 2 black balls while the bag 'B' contains 2 white and 5 black balls.One of the bags is chosen at random and a ball is drawn from it.What is the probability that the balls is white.
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A purse contains 4 silver and 5 copper coins.A second purse contains 3 silver and 7 copper coins.If a coin is taken out at random from one of the purses,what is the probability that it is a copper coin?
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