Ram aims to score an average of 80 marks in quarterly and

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Ram aims to score an average of 80 marks in quarterly and half yearly exams. But his average in quarterly is 3 marks less than his target and that in half yearly is 2 marks more than his aim. The difference between the total marks scored in both the exams is 25. Total marks aimed by Ram is :

Let each exam be of 100 marks.
∴ Difference = 82 – 77 = 5
∵ 5 = 100 marks
∴ 25 = 500 marks

∴ Required marks = 500 ×	80	= 400
	100