document.write( "Question 655275: What is the speed of a plane that travels at a rate of 470 mph with a wind of r mph? \r
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document.write( "A. 470/r mph\r
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document.write( "B. 470 + r mph\r
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document.write( "C. r - 470 mph\r
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document.write( "D. 470 - r mph \n" );
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Algebra.Com's Answer #409019 by nerdybill(7384)![]() ![]() You can put this solution on YOUR website! What is the speed of a plane that travels at a rate of 470 mph with a wind of r mph? \n" ); document.write( "A. 470/r mph \n" ); document.write( "B. 470 + r mph \n" ); document.write( "C. r - 470 mph \n" ); document.write( "D. 470 - r mph \n" ); document.write( ". \n" ); document.write( "Since the plane is traveling \"with\" the wind, the wind speed will \"add\" to the plane's speed. \n" ); document.write( "So, answer is B \n" ); document.write( " |