# Tag - speed

## [Aptitude] TSD: Average Speed made easy without Formulas (Our Good ol’ STD-Table Method!)

If you’ve mastered the STD table method for Time n Work my previous articles, then Average speed is a piece of cake. Absolutely No need to mugup any formula for average speed. Case 1: Distance covered in two phases Approach #1: Good ol’ STD Table [...]

## [Aptitude] TSD: Relative speed, Moving towards eachother

Relative speed concept Case  : Two people start together simultaneously Case: Two people don’t start together TnW= Time and Work TSD=Time speed and Distance. But we solve them using same STD formula, as you’ve seen in my previous articles. TSD got four main type of problems 1. [...]

## [Speed Time Work] Three men can finish a work in x days, share in wages & other special cases

Prologue Case: three men start the work simultaneously. Case: Three Men Start Working One After Another Case: Share in Daily Wage Case: Share in money after work finished? Case: Time equations: set of two people working Case: Time Ratios are given Prologue Speed Time work questions [...]

## [Speed Time Work] Two Men can finish a work, A is 3x more efficient than B, B leaves before completion & variety of cases

Case: A & B work start together but B leaves Case: A started work, B joined after 4 days, how days work lasted? Case: A starts, B joins, How long did B work? Case: A and B start together but A leaves Case: [...]

## [Aptitude] Product Consistency: If Sugar price increases then consumption should be Decreased by What %, Time-Speed-Distance problems, shortcuts for SSC, IBPS, CSAT, CAT

Case: Sugar Consumption Budget don’t change Case: Salary comparison: How much more or less? Case: Increased consumption absolute value Case: Apples price decrease absolute value Case: Time-Speed-Distance Mock questions Food for thought IF you want to master this method, then don’t just read the [...]

## [Economy] Dedicated Freight Corridors (DFC), High Speed Rail Corridors, Rail Tariff Regulatory Authority, Issues, Reforms in Indian Railways

Why Dedicated Freight Corridor (DFC)? Benefits of Dedicated Freight Corridor? High speed Rail Corridor National High Speed Rail Authority Rail Tariff Regulatory Authority Counter arguments: Rail Tariff Regulatory Authority India vs China: Railway success Rail Reforms Required Mock Questions Why Dedicated Freight Corridor (DFC)? [...]

## [Trigonometry] HnD Type #5: Finding speed, time or distance made easy for SSC

Introduction: Trigonometry Speed Time Distance Approach:Trigonometry Speed Time Distance Mock questions Introduction Continuing in the series of “Trigonometry –>Height and Distance(HnD)–> Five types of Questions. 5th and the last type of question is “finding speed, time or distance”. Here are example questions (both solved in the [...]

## [Studyplan] IBPS CWE PO/MT: Quantitative Aptitude, Maths, Data Interpretation (DI), Speed Maths

IBPS Data Interpretation & Maths: Internal breakup Ignore following topics Speed Maths Booklist for IBPS Data Interpretation & Quantitative Aptitude #1: Data Interpretation (DI) #2: BODMAS/Simplification #3: Number sequence-series #4: Linear Equations #5: Permutation-Combination-Probability #6: Average #7: Ratio-Proportion-variations #8: Percentages, profit-loss, SI-CI #9: [...]