document.write( "Question 250183: twenty percent of a number is fifty. find the number \n" ); document.write( "

Algebra.Com's Answer #182134 by richwmiller(17219) $\"\"$ $\"About$

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let the number be x
\n" ); document.write( "20% of x=50
\n" ); document.write( "let's try an example
\n" ); document.write( "5% of 100 =
\n" ); document.write( "per cent means based on 100
\n" ); document.write( "we know that 5% of 100=5
\n" ); document.write( "how did we get it.
\n" ); document.write( ".05*100=5
\n" ); document.write( "now back to the original problem
\n" ); document.write( "20% of x=50 \n" ); document.write( "

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