document.write( "Question 113883: Which rates are equivalent?\r
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document.write( "A.) 36 U.S. dollars 54 U.S. dollars
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document.write( "48 Canadian dollars 72 Canadian dollars
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document.write( "B.) 18 U.S. dollars 45 U.S. dollars
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document.write( "24 Canadian Dollars 48 Canadian dollars
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document.write( "C.) 18 U.S. dollars 54 U.S. dollars
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document.write( "24 Canadian dollars 60 Canadian dollars
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document.write( "D.) 48 U.S. dollars 72 U.S. dollars
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document.write( "64 Canadian dollars 128 Canadian dollars \n" );
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Algebra.Com's Answer #82866 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! 36/48=54/72 OR CROSS MULTIPLYING WE GET 2592=2592 THESE ARE EQUAL. \n" ); document.write( "18/24=45/48 OR 1080=864 THESE ARE NOT EQUAL \n" ); document.write( "18/24=54/60 OR 1296=1080 THESE ARE NOT EQUAL \n" ); document.write( "48/64=72/128 OR 4608=4608 THESE ARE NOT EQUAL. \n" ); document.write( "A SHORT CUT METHOD IS: \n" ); document.write( "MULTIPLY THE UNITS DIGITS. \n" ); document.write( "EXAMPLE 8*4=32 & 2*6=32 THESE MAY BE EQUAL. \n" ); document.write( "4*4=16 & 0*8=0 THESE WILL NOT BE EQUAL. \n" ); document.write( "4*2=8 & 8*8=64 THESE WILL NOT BE EQUAL. \n" ); document.write( " |