PIPES and CISTERNS shortcuts and tricks in hindi (Tricks no. 2) - Videos

Concept of Pipes and cisterns is very important for every competitive examination So I am discussed a short tricks to solve questions easily.

PIPE & CISTERN Tricks
Tricks no. 1?https://youtu.be/pbiH7kFcNRk
Tricks no. 3?https://youtu.be/DDn_HJj_Ko4

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