# Category: QA

Here we are providing India most famous Rakesh Yadav Sir  Rakesh Yadav Sir  Advance Math Class Notes PDF which is most useful for SSC-CGL and others similar exam. By …

Here we are providing India most famous Rakesh Yadav Sir 7300+ mathematics book,which is most useful for SSC-CGL and others similar exam. By this books many candidates have cracked …

## DMRC/CIL ONLINE PRACTICE SET-APTITUDE/NUMERICAL ABILITY WITH EXPLANATION1

1).Find the difference between the 30th and the 34th term of the series 16, 32, 48, 64…. a)    72 b)    66 c)    68 d)    64 Show/Hide Answer Answer: d) …

## Alligation and Mixture-Short Tricks 2

Direct Formula / Rule 2 : Theorem: The quantity of salt at Rs x per kg that a man must mix with n kg of salt at Rs y …

## Alligation and Mixture-Short Tricks 1

Direct Formula / Rule 1 : Theorem: The proportion in which sugar at Rs. x per kg must be mixed with rice at Rs. y per kg, so that …

## Pipes and Cisterns PRACTICE SET 1 FOR RRVUNL AE & JE,UPPCL AE,DMRC/NMRC,SSC JE,BSPHCL JE

Important formulas – Pipes and Cisterns:   Inlet: A pipe connected with a tank or a cistern or a reservoir, that fills it, is known as an inlet. Outlet: …

## Alligation and Mixture PRACTICE SET 1 FOR RRVUNL AE & JE,UPPCL AE,DMRC/NMRC,SSC JE,BSPHCL JE

Alligation and Mixtures Important formulas: 1. Alligation: It is the rule that enables us to find the ratio in which two or more ingredients at the given price must be …

## AVERAGE APTITUDE PRACTICE SET 1 FOR RRVUNL AE & JE,UPPCL AE,DMRC/NMRC,SSC JE,BSPHCL JE

Important Aptitude Formulas on Average: 1. Average or Arithmetic mean of n quantities =Sum of n quantities/n     Here, n = Number of quantities. 2. Average of n …

## Problems on Ages PRACTICE SET 1 FOR RRVUNL AE & JE,UPPCL AE,DMRC/NMRC,SSC JE,BSPHCL JE

Important Formulas on Problems on Ages 1. If the current age is ‘x’, then ‘n’ times the age is ‘nx’.  2. If the current age is x, then age n years later/hence = …