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Given information: Table 1 shows the cost of different project. Table -1 Time period (n) is 13 , time period 1(n1) is 1,2(n2) is 9 and 3(n3) is 4 . Increasing 'OM' cost (G) is 2% and increasing raw material cost (G1) is 3%. Interest rate (i) is 15%. Given information: Table 1 shows the cost of different project. Table -1 Time period (n) is 13 , time period 1(n1) is 1,2(n2) is 9 and 3(n3) is 4 . Increasing 'OM' cost (G) is 2% and increasing raw material cost (G1) is 3%. Interest rate (i) is 15%