document.write( "Question 885623: Out of 8000 candidates , 60% were boys.if 80% boys and 90% of the girls passedthe exam, find the number of candidates who failed? \n" ); document.write( "
Algebra.Com's Answer #535304 by dkppathak(439)\"\" \"About 
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Out of 8000 candidates , 60% were boys.if 80% boys and 90% of the girls passed the exam, find the number of candidates who failed?
\n" ); document.write( "Solution
\n" ); document.write( "number of boys are = 60% of 8000= 8000x.6 = 4800
\n" ); document.write( "girls will be =8000-4800=3200
\n" ); document.write( "80% boys passed fail boys are 20%
\n" ); document.write( "fail boys are 20% of 4800= .2x4800= 960
\n" ); document.write( "90% girls are passed 10 % failed
\n" ); document.write( "failed girls are = 10% of 3200 =.1x3200 = 320\r
\n" ); document.write( "\n" ); document.write( "number of candidate failed are (boys +girls ) =960 +320 =1280
\n" ); document.write( "total failed candidate are = 12080
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