document.write( "Question 106873: There are 4 red, 4 white, 4 blue and 4 yellow balls in a bag (a total of 16 balls). They are picked at random. How many times you have to pick the balls (one at a time) so that you have at least one ball of each color in your hand?\r
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Algebra.Com's Answer #77949 by stanbon(75887)\"\" \"About 
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There are 4 red, 4 white, 4 blue and 4 yellow balls in a bag (a total of 16 balls). They are picked at random. How many times you have to pick the balls (one at a time) so that you have at least one ball of each color in your hand?
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\n" ); document.write( "13
\n" ); document.write( "Pick 4 red, then 4 white, then 4 blue, the next ball must be yellow.
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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