Content
number system theory part - 1
26 mins 23 secs
number system theory part - 2
39 mins
Directions Part - 1
32 mins 37 secs
Directions Part - 2
34 mins 12 secs
problems based on ages part - 1
37 mins 38 secs
problems based on ages part - 2
30 mins 19 secs
problems based on ages part - 3
29 mins 28 secs
problems based on ages part - 4
28 mins 33 secs