competitions's world

Hello,Welcome to our channel ,Its a Channel where any one can learn Maths, its various important shortcuts like shortcuts on multiplication, division ,subtraction and addition ,its a one stop shop for different competitive exams like SSC ,banking PO and clerical, IAS ,different provincial civil and subordinate services,we cover almost all major subjects like History ,Geography ,Economics ,Law , Physics ,Chemistry,Biology,Medical science ,Languages etc. The target segment of this channel is people preparing for competitions like SSC CGL/MTS /10+2 ,CDS/NDA/Army/Air Force/ Navy/ PCS UPSc IAS, CIVIL /Teaching exams like PRT/PGT/TGT /Principal/KVS/NVS etc.