document.write( "Question 497385: 7 Pink, 5 Black, 11 Yellow balls are there. Minimum no. atleast to get one black and yellow
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Algebra.Com's Answer #336719 by richard1234(7193)\"\" \"About 
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You could draw all 7 pink balls and 11 yellow balls before finally drawing a black ball, so 19 balls are required before a black & yellow combination is guaranteed. \n" ); document.write( "
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