A) CPG THE AVERAGE COST OF G/O FOR PER SEWER IS 2,401 BHAT/MONTH
B) CPC THE AVERAGE COST OF G/O FOR PER SEWER IS 959 BHAT/MONTH MEANS MONEY NEED FROM G/O TO SERVER PER SEWER IN CPC IS A LOT CHEAPER , WHICH MAY BE CPG NEED MORE G/O FOR FUSING/IRON ETC…SO LET GO TO POINT 3 FOR FURTHER NANLSE