document.write( "Question 51224: 1) What quanity of 75% acid solution must be mixed with a 30% solution to produced 1080mL of a 50% solution?\r
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document.write( "2) 2 cyclist, 48 miles apart, start riding toward each other @ the same time. One cycles 3 times as fast as the other . If they meet 2 hrs. later, what is the speed (in miles per hours) of the faster cyclist? \n" );
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Algebra.Com's Answer #34210 by Nate(3500)![]() ![]() ![]() You can put this solution on YOUR website! 1.) \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "Plug: \n" ); document.write( "1080 - x \n" ); document.write( "1080 - 480 = 600 \n" ); document.write( "600mL of 75% solution and 480mL of 30% solution \n" ); document.write( "2.) \n" ); document.write( "Rate * Time = Distance \n" ); document.write( "2(r + 3) + 2r = 48 \n" ); document.write( "2r + 6 + 2r = 48 \n" ); document.write( "4r = 42 \n" ); document.write( "r = 10.5 \n" ); document.write( "One was going 10.5 mph while the other was going 13.5 mph. \n" ); document.write( " |