document.write( "Question 570803: 20% of 30 professional r mathematician how many mathematician it should hire so the ratio vll become 10/11 \n" ); document.write( "
Algebra.Com's Answer #367928 by ankor@dixie-net.com(22740)\"\" \"About 
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20% of 30 professional r mathematician how many mathematician it should hire so the ratio will become 10/11
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\n" ); document.write( "Let m = no. of math guys required to accomplish this
\n" ); document.write( "That means there were .2(30) = 6 math guys to start with
\n" ); document.write( "\"%28%28m%2B6%29%29%2F%28%28m%2B30%29%29\" = \"10%2F11\"
\n" ); document.write( "Cross multiply
\n" ); document.write( "11(m+6) = 10(m+30)
\n" ); document.write( "11m + 66 = 10m + 300
\n" ); document.write( "11m - 10m = 300-66
\n" ); document.write( "m = 234 math guys needed
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\n" ); document.write( "Check:
\n" ); document.write( "\"240%2F264\" = \"10%2F11\"
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