document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1199576>Question 1199576</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A certain drug is made from only two ingredients: compound A and Compound B. There are 4 Ml of compound A used for every 7ml of compound B. If a chemist wants to  make 1034 ml of the drug, how many ml of compound B are needed. </SPAN>\n" );
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document.write( "This drug uses 4 mL of compound A for every 7 mL of compound B.\r<BR>\n" );
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document.write( "We arrive at the ratio 4:7<BR>\n" );
document.write( "It scales up to 4x:7x for some positive real number x.\r<BR>\n" );
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document.write( "This means we have 4x mL of compound A combined with 7x mL of compound B to get 1034 mL total mixture.\r<BR>\n" );
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document.write( "A+B = total<BR>\n" );
document.write( "4x+7x = 1034<BR>\n" );
document.write( "11x = 1034<BR>\n" );
document.write( "x = 1034/11<BR>\n" );
document.write( "x = 94\r<BR>\n" );
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document.write( "Then,<BR>\n" );
document.write( "4x = 4*94 = 376<BR>\n" );
document.write( "7x = 7*94 = 658<BR>\n" );
document.write( "represents the amounts of compound A and compound B respectively.\r<BR>\n" );
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document.write( "Answer: <font color=red>658 mL</font><BR>\n" );
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