matrices by dinesh sir

1:15:46

32:12

1:02:22

1:58:36

56:00

54:43

2:01:37

59:13

48:01

1:06:17

56:30

53:11

57:49

30:55

1:20:16

1:07:41

53:05

1:04:49

51:30

44:11

48:29

1:00:41

1:02:07

55:15

27:54

57:51

1:02:35

24:39

2:42:15

56:36

44:22

35:23

6:56

44:41

19:38

22:28

54:51

1:01:01

34:59

1:04:26

1:08:28

43:16

12:53

31:18

50:01

34:13

13:43

20:01

13:10

3:35

43:45

19:11

24:27

24:27

40:18

57:58

2:01:57

2:15:46

1:13:03

2:58:58