Question 1100937: An urn contains four balls whose colors are red, blue, black and white. A ball is selected, its color is noted and it is replaced, then the second ball is selected and its color is noted. How many different color schemes are possible?
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! An urn contains four balls whose colors are red, blue, black and white. A ball is selected, its color is noted and it is replaced, then the second ball is selected and its color is noted. How many different color schemes are possible?
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Ans:: 4*4 = 16
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Cheers,
Stan H.
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