## Indian School Students are Developing Best Websites, Mobile Apps and Robots

School Students are learning technology from the secondary level and doing development of Website, Mobile Apps, Robots, games etc. The initiative of IIT Delhi graduates…

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## Indian School Students are Developing Best Websites, Mobile Apps and Robots

## Missing Letter Puzzle for Interviews, Placement and Competitive Exams

## Missing Number puzzles: Interviews, Placements and Competitive Exams

## Shortcuts on Square Roots and Cube Roots

## Lateral Thinking Puzzles

## Important algebra identities and questions

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

## Tricks to solve surds and indices

## Important Formulas of Pipes and Cistern

## Tips and Tricks related to Stocks and Shares

School Students are learning technology from the secondary level and doing development of Website, Mobile Apps, Robots, games etc. The initiative of IIT Delhi graduates…

MISSING LETTER PUZZLES Answer : K Explanation : The numerical values of the letters in opposite segments of the circle always add up to 17.…

MISSING NUMBER PUZZLES Answer : 6 Explanation : Looking at the diagram in rows, the central circle equals half the sum of the numbers…

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…

LATERAL THINKING PUZZLES LATERAL THINKING:The solving of problems by an indirect and creative approach, typically through viewing the problem in a new and unusual light.…

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)…

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…

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…

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…

Stock Capital:The total amount of money needed to run the company is called the stock capital. Shares or Stock:The whole capital is divided into small units,…