Prepare for PNB SO Quantitative Aptitude section with key topics like number series, DI, arithmetic, and simplification.

Master Excel percentages with expert hacks to save time, reduce errors, and boost confidence in your data. Learn shortcuts ...

What's the best way for children to learn arithmetic—memorizing number values and multiplication tables, or studying math at ...

A mathematician has solved a 200-year-old maths problem after figuring out a way to crack higher-degree polynomial equations ...

Werner Heisenberg submitted a paper to Zeitschrift für Physik entitled ‘On quantum-theoretical reinterpretation of kinematic and mechanical relationships’, thus giving birth to quantum mechanics. In ...

The term "involute" refers to the shape of the teeth: the curves of the teeth are involutes of circles, which are curves that optimize gear performance. Figure 1.1.2: The three marked circles are key ...

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