how to marks will be calculated

2:48

14:42

7:53

13:52

15:11

7:18

3:21

11:46

12:02

20:31

1:35

11:16

4:48

9:56

12:42

9:26

1:36

6:44

5:35

6:08

32:39

29:57

14:34

6:13

7:30

10:24

10:31

48:28

11:37

42:11

5:57

7:50

3:55

10:52

8:37

7:41

38:01

3:36

4:02

2:55

9:18

3:40

20:45

00:21

7:05

22:42

4:28

10:46

2:31

7:24

2:12

6:52

5:26

6:30

3:41

10:13

12:27

3:12

9:43

2:25