Shortest tricks of solving Series Completion questions.

https://youtu.be/JfTOZEwGJeg

It contains shortest tricks to solve "Series Completion questions within few seconds.
It contains important questions related to 'Number series & Letter Series along with some unsolved questions.
So, just try to solve each unsolved question & put your comment in the comment box.
If really like then share this & subscribe the channel.
Thanks
#https://www.youtube.com/channel/UCqFrxwymRxKXzZS0Qu_Y1_A