The Art of Mathematics: Learn the Quickest, Trickiest and Conceptual way of doing it; specially for IAS CSAT, BANK PO/CLERK, SSC, RAILWAY, LIC ETC --- "Math Dikhta Hai"
Time and Work-04: Concept, Technique and Solution:Shortcut Tricks: By Am...
“Men, Days, Rates and Efficiency are inversely proportions to themselves, but directly proportional to Work.” Watch the video: “Time and Work-04: Concept, Technique and Solution”: https://youtu.be/aR2CjVhsqnM
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