document.write( "Question 1134452: You have a dentist appointment at 2pm.
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document.write( "The dentist is 60km away and you expect to drive at 60km per hour, so you leave at 1pm.
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document.write( "For the first half of the road, traffic is bad so you drive at half your expected speed.
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document.write( "How fast do you need to travel to arrive on time?
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Algebra.Com's Answer #751842 by greenestamps(13200)![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "You have traveled the first 30km at half your expected speed, 30 km/hr. You have used your whole hour; you can't get the next 30km in 0 hours. \n" ); document.write( " |