document.write( "Question 1088563: there are 5 red, 5 green, 5 blue and 5 yellow, each of which is inside one of the twenty identical, unmarked envelopes. What is the least number of envelopes that must be selected in order to have at least 3 letters of the same color?
\n" ); document.write( "a. 4
\n" ); document.write( "b. 8
\n" ); document.write( "c. 9
\n" ); document.write( "d. 12
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Algebra.Com's Answer #702856 by ikleyn(52788)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "I just solved it yesterday. See the link\r
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\n" ); document.write( "\n" ); document.write( "https://www.algebra.com/algebra/homework/Finance/Finance.faq.question.1088494.html\r
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\n" ); document.write( "\n" ); document.write( "What is the need to post it again ??\r
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