class 10 ex 4a

47:20

1:30:07

57:03

45:00

52:15

12:57

35:33

25:18

40:59

57:48

14:14

45:41

23:57

33:55

37:03

18:09

32:41

11:26

18:04

20:50

55:32

13:20

18:07

5:09

7:43

2:03

12:40

26:10

18:17

10:09

27:10

13:07

8:12

2:12:04

7:18

44:55

5:50

31:47

11:38

47:07

14:25

17:22

9:07

53:03

4:21

3:44

12:15

10:14

28:53

36:34

37:55

41:20

18:46

3:52

8:32

6:30

7:30

10:05

9:36

7:12