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ExamsRRB Group DMathematics

Mathematics

Chapters

1. Geometry & Mensuration
Triangles, circles, mensuration of 2D and 3D shapes.
2. Simple & Compound Interest
SI, CI, CI−SI difference, half-yearly compounding.
3. Algebra
Linear and quadratic equations, identities, indices.
4. Trigonometry
Trig ratios, identities, heights and distances.
5. Mixture & Alligation
Alligation rule, replacement, dilution and mixing problems.
6. Averages
Average, weighted average, replacement, age and two-way trip problems.
7. Ratio, Proportion & Partnership
Ratios, mean proportion, partnership profit-sharing.
8. Simplification & Approximation
BODMAS, fractions, decimals and approximation tricks for fast arithmetic.
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