document.write( "Question 847177: A moter car start with speed 70 km per hour with speed increasing every 2 hour By 10 km per hour .In how much time will it cover a distance of 345 km? \n" ); document.write( "
Algebra.Com's Answer #510231 by richard1234(7193)![]() ![]() You can put this solution on YOUR website! Car travels 140 km in the first 2 hours \n" ); document.write( "Car travels 160 km in the next 2 hours\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "45 more km left, and at 90 kph it will take another 1/2 hr. Altogether it will take 4 1/2 hours. \n" ); document.write( " |