document.write( "Question 231787: A bag contains 500 beads, each of the same size, but in 5 different colors. Suppose there are 100 beads of each color and I am blindfolded. What is the fewest number of beads I must pick to be absolutely sure there are 5 beads of the same color among the beads I have picked blindfolded? \r
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document.write( "I think the first one chosen is 1/5. \n" );
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Algebra.Com's Answer #171459 by stanbon(75887) ![]() You can put this solution on YOUR website! A bag contains 500 beads, each of the same size, but in 5 different colors. Suppose there are 100 beads of each color and I am blindfolded. What is the fewest number of beads I must pick to be absolutely sure there are 5 beads of the same color among the beads I have picked blindfolded? \n" ); document.write( "I think the first one chosen is 1/5. \n" ); document.write( "----------------------------------------- \n" ); document.write( "Say the five colors are a,b,c,d,e \n" ); document.write( "--- \n" ); document.write( "You could pick 4 of each of the colors \n" ); document.write( "then the next pick would guarantee you \n" ); document.write( "have 5 of one color. \n" ); document.write( "Ans: 4*5+1 = 21 \n" ); document.write( "====================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |