document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1111370>Question 1111370</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Suppose in one year, total revenues from digital sales of pop/rock, tropical (salsa/merengue/cumbia/bachata), and urban (reggaeton) Latin music in a certain country amounted to $21 million. Pop/rock music brought in twice as much as the other two categories combined and $8 million more than tropical music. How much revenue was earned from digital sales in each of the three categories?<BR>\n" );
document.write( "pop/rock music	$ <BR>\n" );
document.write( " million<BR>\n" );
document.write( "tropical music	$ <BR>\n" );
document.write( " million<BR>\n" );
document.write( "urban Latin music	$ <BR>\n" );
document.write( " million </SPAN>\n" );
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document.write( "The formal algebraic solution is good exercise in using algebra.<br><BR>\n" );
document.write( "The problem can also provide good mental exercise if you solve it by logical reasoning and a bit of basic arithmetic.<br><BR>\n" );
document.write( "Pop/rock brought in twice as much as the others together; that means pop/rock was 2/3 of the total.<br><BR>\n" );
document.write( "2/3 of the total $21 million is $14 million, leaving $7 million for the other two categories.<br><BR>\n" );
document.write( "The $14 million for pop/rock was $8 million more than for tropical music, so tropical music brought in $6 million.<br><BR>\n" );
document.write( "That leaves $1 million for urban music.<br><BR>\n" );
document.write( "Answer: pop/rock $14 million; tropical $6 million; urban $1 million. </SPAN>\n" );
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