document.write( "Question 858259: In a class of 40 pupils, 18 are boys. 12 of the girls and 8 of the boys passed a
\n" ); document.write( "Mathematics test. If a boy is selected at random, the probability that he passed the test
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Algebra.Com's Answer #517144 by Seutip(231)\"\" \"About 
You can put this solution on YOUR website!
Getting probability(P) we use the formula:
\n" ); document.write( "\"P=no.of-favorable-outcomes%2Fno.of-possible-outcomes\"\r
\n" ); document.write( "\n" ); document.write( "So the no. of possible outcomes is 18 since there are 18 boy pupils, and the favorable is 8 since only 8 passed.\r
\n" ); document.write( "\n" ); document.write( "So, \r
\n" ); document.write( "\n" ); document.write( "\"P=8%2F18\"
\n" ); document.write( "\"P=4%2F9\"\r
\n" ); document.write( "\n" ); document.write( "or \"44.44%25\"\r
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\n" ); document.write( "\n" ); document.write( "Hope that helps!\r
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