Quantitative Aptitude
Complete maths for RRB — from number system to data interpretation, taught from zero with Indian examples.
1
Number System
6 lessons
- Types of Numbers & Place ValueNumbers ke प्रकार और Place ValueEASY8 min
- Divisibility Rules (2 to 11)Divisibility Rules — 2 से 11 तकEASY8 min
- Remainder ConceptsRemainder का ConceptMEDIUM8 min
- Unit Digit of PowersPowers का Unit DigitMEDIUM8 min
- Factors & Trailing ZerosFactors और Trailing ZerosHARD8 min
- Number System — Advanced Exam ProblemsNumber System के advanced सवालHARD10 min
2
Simplification & Approximation
4 lessons
3
LCM & HCF
3 lessons
4
Percentage
5 lessons
- What is Percentage?Percentage क्या होता है?EASY8 min
- Percentage Increase & DecreasePercentage बढ़ना और घटनाMEDIUM8 min
- Successive Percentage ChangeSuccessive percentage changeMEDIUM8 min
- Exam Applications — Marks, Population, SalaryPercentage के exam questionsHARD8 min
- Percentage — Advanced Exam ProblemsPercentage के advanced सवालHARD10 min
5
Average
3 lessons
6
Ratio & Proportion
5 lessons
- Ratio Basics & Dividing AmountsRatio की ABC और बंटवाराEASY8 min
- Combining Ratios — LCM MethodRatios को जोड़ना — LCM methodMEDIUM8 min
- Proportion — Extremes, Means & ProportionalsProportion — extremes और meansMEDIUM8 min
- Coins, Income & Mixture Ratiosसिक्कों और income के ratio questionsHARD8 min
- Ratio & Proportion — Advanced Exam ProblemsRatio-Proportion के advanced सवालHARD10 min
7
Partnership
2 lessons
8
Profit & Loss
5 lessons
- CP, SP, Profit & Loss BasicsCP और SP की पहचानEASY8 min
- Profit-Loss % & the MF MethodProfit-Loss percentage और MF methodMEDIUM8 min
- Dishonest Dealer & False Weightsबेईमान dukandaar और नकली बाटMEDIUM8 min
- Marked Price — CP, MP and SP TogetherMarked Price का पूरा खेलHARD8 min
- Profit & Loss — Advanced Exam ProblemsProfit-Loss के advanced सवालHARD10 min
9
Discount
2 lessons
10
Simple Interest
4 lessons
11
Compound Interest
5 lessons
- Compound Interest BasicsCompound Interest की शुरुआतEASY8 min
- Half-Yearly & Quarterly CompoundingHalf-yearly और quarterly का ruleMEDIUM8 min
- Difference Between CI and SICI और SI का फर्कMEDIUM8 min
- Growth & Depreciation ApplicationsPopulation बढ़ना, कीमत घटनाHARD8 min
- Compound Interest — Advanced Exam ProblemsCompound Interest के advanced सवालHARD10 min
12
Mixture & Alligation
4 lessons
- The Rule of Alligation (Cross Method)Alligation का Rule — Cross MethodEASY8 min
- Repeated Replacement Formulaबार-बार Replacement का FormulaMEDIUM8 min
- Mixing Milk-Water & Two CostsMilk-Water और दो Costs का MixingHARD8 min
- Mixture & Alligation — Advanced Exam ProblemsMixture-Alligation के advanced सवालHARD10 min
13
Time & Work
5 lessons
- Work Rate & the LCM MethodTime & Work — LCM method से शुरुआतEASY8 min
- Efficiency — Faster Workers, Fewer DaysEfficiency — जो तेज़, उसके दिन कमMEDIUM8 min
- Wages — Payment in Ratio of WorkWages — जितना काम, उतना दामMEDIUM8 min
- Chain Rule — M·D·H / WChain rule — M D H का formulaHARD8 min
- Time & Work — Advanced Exam ProblemsTime & Work के advanced सवालHARD10 min
14
Pipes & Cisterns
2 lessons
15
Speed, Time & Distance
5 lessons
- Distance = Speed × TimeD equals S into T — सबसे बड़ा formulaEASY8 min
- Average Speed — Total by TotalAverage speed — total distance by total timeMEDIUM8 min
- Relative Speed — Approach & ChaseRelative speed — आमने-सामने और पीछाMEDIUM8 min
- Races & Circular TracksRaces और circular track के sawaalHARD8 min
- Speed, Time & Distance — Advanced Exam ProblemsSpeed-Time-Distance के advanced सवालHARD10 min
16
Problems on Trains
3 lessons
17
Boats & Streams
2 lessons
18
Problems on Ages
3 lessons
19
Number Series
3 lessons
20
Algebra Basics
4 lessons
- Linear Equations (One & Two Variables)Linear Equations — एक और दो VariablesEASY8 min
- Algebraic Identities & Their UsesAlgebraic Identities और उनका UseMEDIUM8 min
- Quadratic Equations — Factorization & RootsQuadratic Equations — Factorization और RootsHARD8 min
- Algebra Basics — Advanced Exam ProblemsAlgebra के advanced सवालHARD10 min
21
Mensuration
4 lessons
22
Geometry
4 lessons
23
Trigonometry Basics
3 lessons
24
Data Interpretation
3 lessons
25
Permutation & Combination
2 lessons
26
Probability
2 lessons