This math video tutorial on number series reasoning tricks and shortcuts has more advanced problems and examples compared to my previous video:
Math - Free Formula Sheets: https://www.video-tutor.net/formula-sheets.html
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Final Exams and Video Playlists:
https://www.video-tutor.net
Mixture and Alligation Problems:
https://www.youtube.com/watch?v=Lyg_GSTEkxs
Work and Time Problems:
https://www.youtube.com/watch?v=zUE59CNlFsI
Trigonometry:
https://www.youtube.com/watch?v=g8VCHoSk5_o
Physics:
https://www.youtube.com/watch?v=WL5_T-g3Fxw&t=1s
Pre-Algebra Video Playlist:
https://www.youtube.com/watch?v=WJqw-cxvKgo&list=PL0o_zxa4K1BVoTlaXWFcFZ7fU3RvmFMMG
Number Series Video - 1st Version:
https://www.youtube.com/watch?v=r614AD021n0