document.write( "Question 321337: URGENT!\r
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document.write( "1. Mr. Honda anf Mr. Toyota arrange to meet on the highway connecting their hometown. Mr Honda drives at 45 kph and Mr. Toyoya at 35 kph.They leave their homes w/c are 120 kilometers apart at the same time. In how many hours will they meet?\r
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document.write( "2. There are two trains. The rabbit heads North on the expressway at 4 kph. Exactly 2 hours after, the Panther follows at a steady speed of 54 kph. How long does it tAke the panther overtake the rabbit? \n" );
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Algebra.Com's Answer #230207 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! 1. Mr. Honda and Mr. Toyota arrange to meet on the highway connecting their hometown. \n" ); document.write( "Mr Honda drives at 45 kph and Mr. Toyoya at 35 kph. \n" ); document.write( "They leave their homes w/c are 120 kilometers apart at the same time. \n" ); document.write( " In how many hours will they meet? \n" ); document.write( ": \n" ); document.write( "Let t = travel time when they meet \n" ); document.write( "when they meet, the total distance they travel will equal 120 km \n" ); document.write( "write a dist equation, dist = speed * time \n" ); document.write( ": \n" ); document.write( "H's dist + T's dist = 120 km \n" ); document.write( "45t + 35t = 120 \n" ); document.write( "80t = 120 \n" ); document.write( "t = \n" ); document.write( "t = 1.5 hrs to mee \n" ); document.write( ": \n" ); document.write( "; \n" ); document.write( "2. There are two trains. \n" ); document.write( "The rabbit heads North on the expressway at 4 kph. \n" ); document.write( " Exactly 2 hours after, the Panther follows at a steady speed of 54 kph. \n" ); document.write( " How long does it tAke the panther overtake the rabbit? \n" ); document.write( ": \n" ); document.write( "Let t = the panther's travel time \n" ); document.write( "then \n" ); document.write( "(t+2) = the rabbit's travel time \n" ); document.write( ": \n" ); document.write( "When p overtakes r, they will have traveled the same distance \n" ); document.write( "Write a distance equation, dist = speed * time \n" ); document.write( "; \n" ); document.write( "P's dist = r's dist \n" ); document.write( "54t = 4(t+2) \n" ); document.write( ": \n" ); document.write( "54t = 4t + 8 \n" ); document.write( ": \n" ); document.write( "54t - 4t = 8 \n" ); document.write( ": \n" ); document.write( "50t = 8 \n" ); document.write( "t = \n" ); document.write( "t = .16 hrs which is: .16*60 = 9.6 min to catch the unfortunate rabbit \n" ); document.write( "; \n" ); document.write( "But what about the train? Did the rabbit jump on the train and escape?\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |