document.write( "Question 1179148: the distance between London and New York is 320 Km. A train takes x hours to travel between London and New York.
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document.write( "(a) Write down an expression in terms of x, for the average speed of the train [1]
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document.write( "(b) A car takes 2 ½ hours longer than a train to travel between London and New York. The average speed of the train is 80 Km/h greater than the average speed of the car. Form an equation in x and show that it simplifies to
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Algebra.Com's Answer #808655 by josgarithmetic(39617)![]() ![]() ![]() You can put this solution on YOUR website! A train takes x hours to travel between London and New York.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "? \n" ); document.write( " |