document.write( "Question 1157719: In a certain class, the ratio of passing grades to failing grades is 7 to 5. How many of the 36 students failed the course?  \n" ); document.write( "
Algebra.Com's Answer #780599 by ikleyn(52855)\"\" \"About 
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document.write( "The answer is  \"5%2A%2836%2F%287%2B5%29%29\" = \"5%2A%2836%2F12%29\" = 5*3 = 15 failed.\r\n" );
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