Nouns - Shortcut Rules

In this post, we shall discuss some important Shortcut Rules about Nouns which comes in handy for your upcoming competitive exams.

Shortcut Rule 1 : The following words are uncountable and are normally used in the singular form only. The indefinite article "A or An" Should not be used with them. They have no plural forms. 'A/An' not used before them.

Ex : Luggage / Baggage / Breakage / Advice / Furniture / Information / Scenery / Poetry / Work / Soap / Food / Bread / Fish / Paper / Machinery etc.

• The Sceneries of Kashmir is very beautiful. ☓
• The Scenery of Kashmir is very beautiful.  ✔

• I know that he has many informations. ☓
• I know that he has much information / a lot of information.  ✔

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Computers - Generations

The development of computer technology is generally divided into the following phases :

First Generation (1942 - 1956) - Vacuum Tubes

Vacuum tubes is the only electronic components available during those days.

These computers were the fastest calculating devices of that time. They could perform calculations in Milli-Seconds but there were many disadvantages in them. They were too big in size, Not portable, Air-Conditioning was required for their commercial use and production was also difficult. The UNIVAC (UNIVersal Automic Computer) and ENIAC (Electronic Numerical Integrator and Computer) are the examples of First Generation Computers. 

• UNIVAC was the first Commercial Computer to a business client the U.S. Census Bureau in 1951 (till then, all computers were for research purpose).
• ENIAC was the world's first Operational Electornic Digital COmputer.  

Second Generation (1956-1963) - Transistors

The Transistor, a smaller and more r

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Mental Maths (Percentage Calculations)

In this post we shall discuss about Percentage Calculations. Have a look at the following examples.

• 39 is what percent of 186 ?

• Remember friends. The number that follows 'OF' should always come in the Denominator. And here I am not going to use any mathematical techniques. Just guessing the answer with the given numbers. Remember, No need to get the EXACT answer. Approximate answers will be sufficient (Until you have options like A)12.06 B)12.63 C)12.89 etc....)
• So, here we have to calculate (39/186) X 100 

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Mental Maths (Comparison of Fractions) - Part 2

Contd to the post Mental Maths (Comparison of Fractions) - Part 1  ☚

Model 5 : 

• For a fraction Less than 1 :

• If the difference between the numerator and the denominator is same then the fraction with the larger values of numerator and denominator will be the largest. Have a look at the following example.

• Which of the following fractions is the largest?
• (31/37), (23/29), (17/23), (35/41), (13/19) 
• The difference between the numerator and the denominator of each fraction is 6.... So the fraction with the larger numerals i.e., 35/41 is the greatest and the fraction with smaller numerals i.e., 13/19 is the smallest.

• For a fraction Greater than 1 :

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Mental Maths (Comparison of Fractions) - Part 1

You have to Compare the given fractions in a number of problems in Data Interpretation and Quantitative Ability. Let us study some of the common methods of identifying out the largest or smallest of a given set of fractions which are useful for Mental Maths. 

Model 1 :

When the numerators are same and the denominators are different, the fraction with the largest denominator is the smallest. Have a look at the following example.

• Which of the following fractions is the smallest?
• (3/5) , (3/7) , (3/13), (3/8)

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Mental Maths (Additions / Subtractions of Fractions)

In this post we shall discuss How to Add / Subtract Fractions... Have a look at the following Problems.

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RBI HallTickets

Download your RBI Assistants Admit cards from Here :)

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Punjab and Sind Bank - 900 POs and 800 Clerks - IBPS

Punjab & Sind Bank (PSB) invites applications from eligible IBPS qualified candidates to fill 900 POs and 800 Clerks Posts.

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Mental Maths (Subtractions)

In this post, we will show you how to do Subtractions Mentally. Have a look at the following examples....

• 987 - 256 = ?

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Andhrabank - Clerks - IBPS

Andhra Bank, one of the nationalized banks of India is inviting applications from the IBPS Qualified candidates for its Clerical Recruitment.

Important Dates :

Payment of Application Fees : 
21.04.2012 to 05.05.2012 (new date is 16-05-2012)    


Opening date for Online Registration : 21.04.2012
Last Date for Online Registration : 05.05.2012

Check details Here 

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