document.write( "Question 1197928: A fisherman has 18 different trout flies. How many different selections of 2 flies each can he make? \n" ); document.write( "
Algebra.Com's Answer #831378 by greenestamps(13216)\"\" \"About 
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\n" ); document.write( "\"18 choose 2\"

\n" ); document.write( "\"C%2818%2C2%29=%2818%2A17%29%2F%282%2A1%29=9%2A17=153\"

\n" ); document.write( "ANSWER: 153

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