document.write( "Question 1201015: dominic rode his motorbike 20 min to helen's house, and then the two drove in a car 30 min to a beach 35 mi from dominic's home. if the car speed was 10 mi/h faster than that of the motorbike, how fast did the car travel? \n" ); document.write( "
Algebra.Com's Answer #835248 by Alan3354(69443) You can put this solution on YOUR website! dominic rode his motorbike 20 min to helen's house, and then the two drove in a car 30 min to a beach 35 mi from dominic's home. if the car speed was 10 mi/h faster than that of the motorbike, how fast did the car travel? \n" ); document.write( "---------------------- \n" ); document.write( "m = speed of the motorbike \n" ); document.write( "--- \n" ); document.write( "m*20/60 + (m+10)*30/60 = 35 \n" ); document.write( "m/3 + (m+10)/2 = 35 \n" ); document.write( "2m + 3m + 30 = 210 \n" ); document.write( "5m = 180 \n" ); document.write( "m = 36 \n" ); document.write( "car speed = 46 \n" ); document.write( " \n" ); document.write( " |