Total Marks in different subject
Following are the total marks secured by the students in different subject for the last six years. The total marks are represented in pie chart and histogram as follows: Column1 Column2 Column3 Column4 Column5 Column6 Column7 Column8 1990 1991 1992 1993 1994 1995 1996 Economics 50 60 70 30 40 50 60 Geography 90 20 50 78 90 40 80 Science 99 95 68 49 70 30 50 Mathematics 50 40 30 60 30 60 50 Commerce 60 40 70 50 70 80 90