## Shortcuts on Square Roots and Cube Roots

Square Roots and Cube Roots To find the square root of a number, you want to find some number that when multiplied by itself gives you the…

## Important algebra identities and questions

Some Basic Formulae: (a + b)(a – b) = (a2 – b2) (a + b)2 = (a2 + b2 + 2ab) (a – b)2 = (a2 + b2 – 2ab) (a + b + c)2 = a2 + b2 + c2 + 2(ab + bc + ca) (a3 + b3) = (a + b)(a2 – ab + b2) (a3 – b3) = (a – b)(a2 + ab + b2) (a3 + b3 + c3 – 3abc)…

## Tips and Tricks to solve aptitude problems on Mixtures and Alligation

Alligation:It is the rule that enables us to find the ratio in which two or more ingredients at the given price must be mixed to…

## Tricks to solve surds and indices

Laws of Indices: am x an = am + n am = am – n an (am)n = amn (ab)n = anbn a n = an b bn a0 = 1 Surds:Let a be rational number and n be a positive integer such…

## Important Formulas of Pipes and Cistern

Inlet:A pipe connected with a tank or a cistern or a reservoir, that fills it, is known as an inlet.Outlet: A pipe connected with a…

## Tips and Tricks to solve Speed related Aptitude Questions

Important Formulas to solve racing problems Some Terms used in the questions: Race A race is a contest of speed in running, riding, driving, sailing, rowing etc…

## Learn important formulas of Surface Area & Volume in just 2 minutes!

FORMULAS RELATED TO SURFACE AREA AND VOLUME   CUBOID : Let length = l, breadth = b and height = h units. Then Volume = (l x b x h) cubic units. Surface area = 2(lb + b h + l h)…

## Solve questions related to Boats and Streams with these Easy Tricks

BOATS AND STREAMS This article explains how to solve boats and streams problems easily and quickly. The types of questions that can be expected from…

## Competitive Exams | Important Notes and Quiz on LCM & HCF

LCM AND HCF Concept of LCM and HCF: LCM and HCF are amongst the most important quantitative topics since questions related to LCM and HCF…

## Easy Tricks to Solve Questions on Clocks

This article covers questions asked on Clock in different Competitive Exams. You’ll also learn tricks to solve question on Clocks which generally appear in various…