Quicker Maths

Quick Multiplication by 5

admin — Mon, 21 May 2012 13:00:37 +0000

Some tricks for faster calculation: 1. Multiplying 5 times an even number: halve the number you are multiplying by and place a zero after the number. Related posts:Mentally Multiply by 5, 25, 50, 250 Quick Multiplication up to 20 x 20 Fast...

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The Criss-Cross Method: An Alternative Form of Multiplication

admin — Mon, 30 Apr 2012 17:02:15 +0000

Traditionally, multiplication of multiple digit numbers is done as a series of multiplications that are eventually added together to form a final answer. The criss-cross method is a variation on this technique that allows for much quicker processing...

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Cyclicity

admin — Sun, 29 Apr 2012 13:51:18 +0000

In CAT and other MBA entrance examinations you get questions based on cyclicity every year. Here we are explaining in details the concept of cyclicity and how it should be used for solving problems. To understand cyclicity let us take a simple...

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What Question Should You Ask?

admin — Sun, 22 Apr 2012 17:21:51 +0000

Puzzles are not always about answering a question. Sometimes it is also about asking a question. Try asking the right question to solve this problem. You are in a room with 2 doors. Behind 1 door is a coffer overflowing with jewels and gold, along...

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How to Find Square of Numbers Ending in 9

admin — Sun, 01 Apr 2012 06:37:43 +0000

Squaring any number ending in 9 We can easily calculate the square of any number ending in 9 using the method described in this post. Let us understand this method with the help of an example – Finding the square of 39 Firstly add 1 to the number....

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Find Value of Sin and Cos using Fingers

admin — Sun, 25 Mar 2012 12:14:16 +0000

Today I am going to share with you a special memory trick for trigonometry, mailed to me by Debasis Basak – a young Class IX follower of QuickerMaths.com By this method we can find out Sines and Cosines of different angles. It just requires your...

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Best Books on Quicker Mathematics

admin — Thu, 15 Mar 2012 18:08:22 +0000

In all the competitive examinations, ‘Quantitative Aptitude’ or ‘Quants’ is an important and inevitable section in the question paper. If attempted with full confidence, high speed and good accuracy, it fetches you high marks. Nothing can be more...

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Ratio of Area and Volume

admin — Tue, 28 Feb 2012 17:32:52 +0000

Finding the ratio of areas or volumes given the length of a side of a 2 or 3 dimensional figure was always a time consuming task. With the help of the knowledge you are going to acquire now, this will be a simple and quick task. In any two...

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The Superstitious Boss

admin — Sat, 04 Feb 2012 04:36:27 +0000

Apply your Mind Ramlal is a night watchman in a large company. On one fine morning when Ramlal was about to leave for home, his boss informs him, “I'll go for a business trip to Colombo. Tomorrow I will depart from Chennai airport”. Ramlal, however...

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Current Affairs Books 2012

admin — Sat, 28 Jan 2012 18:04:38 +0000

Current affairs | general awareness | general knowledge section is as important as any other section in almost all government job competitive examinations. To improve our overall awareness there are lots of options like internet,...

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