document.write( "Question 1157831: In July, Mr Chauhan again changed 1140 Rupees into Marks. The rate of exchange was then (x+1) Rupees = 1 Mark. \n" );
document.write( " a) Write down an expression, in terms of x, for the number of Marks he received this time. \n" );
document.write( " b) Given that he received 3 Marks less in July than he received in May, form an equation in x and show that it reduces to x^2+x-380=0. \n" );
document.write( " c) Solve this equation to find the rate of exchange in May 1994. \n" );
document.write( " \n" );
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