6 to 8 hetu

1) STD 6 FIRST AND SECOND SEM HETU  CLICK HERE
2)STD 6 FIRST SEM  HETU   CLICK HERE
3)STD 7 FIRST AND SECOND SEM HETU  CLICK HERE
4)STD 7 FIRST SEM NA HETU CLICK HERE
5)STD 8 FIRST AND SECOND SEM HETU  CLICK HERE
6)STD 8 FIRST SEM HETU  CLICK HERE