document.write( "Question 459169: A club has 7 members.If the club wants to select a president, vice president, and treasurer, (all of whom must be different)in how many ways can this be done? \n" ); document.write( "
Algebra.Com's Answer #314958 by sudhanshu_kmr(1152)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "Number of ways = 7P3 = 210 \r
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\n" ); document.write( "\n" ); document.write( "second method....\r
\n" ); document.write( "\n" ); document.write( "Number of ways to select a president = 7 \r
\n" ); document.write( "\n" ); document.write( "number of ways to select a vice president = 6 ( except the president)\r
\n" ); document.write( "\n" ); document.write( "number of ways to select treasurer = 5 (except president and v.president)\r
\n" ); document.write( "\n" ); document.write( "so, no. of ways = 7*6*5 = 210 \r
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