document.write( "Question 363756: Hello Can some one tell me if my answer is right.\r
\n" ); document.write( "\n" ); document.write( "Show all work. Mary purchased a package of 22 different plants, but she only needed 20 plants for planting. In how many ways can she select the 20 plants from the package to be planted? (Points : 3)
\n" ); document.write( "Assuming each section is the same, and order doesn’t matter.\r
\n" ); document.write( "\n" ); document.write( "This is my answer.
\n" ); document.write( "22 choose 20
\n" ); document.write( "=22! /20! *2!
\n" ); document.write( "=21*9/ (2*1)
\n" ); document.write( "=189/2
\n" ); document.write( "=94.5\r
\n" ); document.write( "\n" ); document.write( "Tthank you \n" ); document.write( "

Algebra.Com's Answer #259425 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
No, your answer must always be an integer, it could never be a decimal.
\n" ); document.write( " $\"22\"$ things chosen $\"20\"$ at a time.
\n" ); document.write( " $\"N=22%21%2F20%21=22%2A21=462\"$
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