ex 36 class 12 math

3:38

5:09

2:19

9:20

5:55

4:25

7:11

7:19

8:31

7:39

18:00

4:00

16:00

4:46

6:29

6:00

10:07

8:40

5:30

10:30

4:40

18:05

2:14

33:49

13:45

1:40:19

5:01

7:21

3:14

5:20

5:52

8:36

2:11

7:02

13:52

10:49

10:55

2:50

4:03

5:06

57:45

7:35

59:02

9:29

8:53

42:58

39:01

1:31:43

53:37

1:17:46

19:51

7:10

16:53

9:20

21:23

3:35:40

6:28

9:21

8:19

5:54