[Studyplan] SSC-CGL_ Maths, Quantitative Aptitude

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6/2/2014 [Studyplan] SSC-CGL: Maths, Quantitative Aptitude, Algebra, Trigonometry: Approach, Booklist, Strategy, Free Studymaterial 2013 for Combined Grad… http://mrunal.org/2013/01/studyplan-ssc-cgl-maths-quantitative-aptitude-algebra-trigonometry-approach-booklist-sources-free-studymaterial-combined-gr… 1/13 1. Introduction 2. #1: Getting the conceptual clarity 3. Breakup: SSC-CGL Tier I (2010, 2011, 2012) 4. Breakup: SSC-CGL Tier II (2010, 2011, 2012) 5. #2: Practice 6. Choice of Quantitative Aptitude Book? 7. Books for Maths/Quantitative Aptitude 8. Download: NCERT Maths Textbooks 9. Download: Blank answersheet introduction Competitive exams are meant for real-men and women. This is no country for crybabies, kids, college teens and no0bs. So first of all, you must get rid of the following “loser” mindsets: 1. Yaar this maths is so hard, I can’t do it. 2. I’m not from science/engineering background hence this is not my cup of tea. 3. I’m poor in maths and I cannot improve. 4. Thik hai, dekh lenge. (alright, I’ll see). Maths is not difficult. All it requires is concept clarity + lot of practice. In SSC-CGL exam, you’ve to face Mathematics at two stages Stage Maths-Questions Penalty Tier-I (Prelims) 50 Qs Negative 0.25 Tier-II (Mains) Paper I: Arithmetical Ability 100 Qs worth 200 marks Negative 0.50 The Approach for Maths, stands on two pillars. Pillars How? 1. Conceptual clarity 1. NCERTs (Free download links @bottom) 2. Mrunal.org/aptitude 3. For some topics, directly Quantitative aptitude books.

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Transcript of [Studyplan] SSC-CGL_ Maths, Quantitative Aptitude

Page 1: [Studyplan] SSC-CGL_ Maths, Quantitative Aptitude

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1. Introduction

2. #1: Getting the conceptual clarity

3. Breakup: SSC-CGL Tier I (2010, 2011, 2012)

4. Breakup: SSC-CGL Tier II (2010, 2011, 2012)

5. #2: Practice

6. Choice of Quantitative Aptitude Book?

7. Books for Maths/Quantitative Aptitude

8. Download: NCERT Maths Textbooks

9. Download: Blank answersheet

introduction

Competitive exams are meant for real-men and women. This is no country for crybabies, kids, college

teens and no0bs. So first of all, you must get rid of the following “loser” mindsets:

1. Yaar this maths is so hard, I can’t do it.

2. I’m not from science/engineering background hence this is not my cup of tea.

3. I’m poor in maths and I cannot improve.

4. Thik hai, dekh lenge. (alright, I’ll see).

Maths is not difficult. All it requires is concept clarity + lot of practice. In SSC-CGL exam, you’ve

to face Mathematics at two stages

Stage Maths-Questions Penalty

Tier-I (Prelims) 50 QsNegative

0.25

Tier-II (Mains) Paper I:

Arithmetical Ability

100 Qs worth

200 marks

Negative

0.50

The Approach for Maths, stands on two pillars.

Pillars How?

1. Conceptual

clarity

1. NCERTs (Free download links

@bottom)

2. Mrunal.org/aptitude

3. For some topics, directly Quantitative

aptitude books.

Page 2: [Studyplan] SSC-CGL_ Maths, Quantitative Aptitude

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2. Lot of

practice

From Quantitative aptitude books.

There are lot of books in market, the

question is, which one to refer? It is

explained at the bottom of this article.

#1: Getting the conceptual clarity

We’ll divide Maths or Quantitative Aptitude, into topics and further into subtopics.

Your task is to cover one topic at a time, first get conceptual-clarity and then solve maximum

questions at home.

Whenever you learn any shortcut technique, you note it down in your diary.

Similarly, whenever you make any mistake while solving sums, you also note that down in your

diary. Night before the exam, you review that diary of mistakes. (why do this? Because it is the

“Art of Aptitude” (Click ME)

Topic Subtopics How to approach

Number

theory

1. Divisibility,

remainders

2. LCM and

HCF

3. Unknown

numbers from

given

conditiofor

4. Fractions-

comparisions.

NCERT Class 7 Chap 2, 9 (fraction)

NCERT Class 10 Chap 1 (divisibility)

Finally your Quantitative aptitude book.

Basic

Maths

1. Simplification

(BODMAS)NCERT Class 8 Chap 1

2. Surds,

indices

NCERT Class 8 Chap 12

Then NCERT Class 9 Chap 1

3. Roots,

squares,

Cubes

Basics from NCERT Class 8 Chap 6 and

7.

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Algebra

1. Linear

equation

“Mother’s age was x and daughters age..”

“3 mangos and 5 bananas purchased

for…”

X+1/2x+3=3/8 then find X.

^This type of stuff. Just practice and you’ll

get a hang of it.

Basics given in NCERT Class 8 Chap 2

and 9.

Then NCERT Class 9 Chap 4

Lastly NCERT Class 10 Chap 3.

2. Quadratic

equations,

Polynomials

Factorization and roots. Heavily asked in

Tier-II.

NCERT Class 8 Chap 14

And then NCERT Class 9 Chap 2

Lastly NCERT Class 10 Chap 4

Avg and

Ratios

1. Wine-Water

mixture

(Alligations)

Can be solved without formula. Go

throughhttp://mrunal.org/2012/03/aptitude-

alligationsmixturesalloys.html

2. Simple

Average Lolz

3. Ratio-

Proportion-

variationsFor ratio-proportion NCERT Class 8 Chap 13.

4. Partnership http://mrunal.org/2012/05/aptitude-

partnership-and-profit-sharing.html

STD

1. Time speed

distance

2. Trains,

platforms

3. Boats-

streams

4. Time and

Work

5. Pipes and

All of them can be solved with just one

Universal STD formula. Explained

inwww.Mrunal.org/aptitude

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Cisterns

Geometry

1. Angles, sides,

bisectors,

circles etc

NCERT Class 9 Chap 6, 7, 8 and 10.

Quantitative aptitude book.

2. Mensuration

(area and

volume).

Basics explained in NCERT Class 8 Chap

3, 11.

Then NCERT Class 9 Chap 9, 12, 13.

Lastly Lastly NCERT Class 10 Chap 13

3. TrigonometryUnderstand basics from NCERT Class 10

Chap 8 and 9. Then exam-oriented concepts

from your Quantitative Aptitude book.

%

Basic %

(increase,

decrease in

consumption,

population)

Also do NCERT Class 8 Chap 8.

Data-

interpretation

cases.

Mere extention of % concept. Just practice.

For long division, use this approximation

method:http://mrunal.org/2012/11/aptitude-

long-division-two-digit-division-

calculation-without-tears-and-without-

boring-vedic-speed-maths.html

Profit, loss,

discount, marked

price.

http://mrunal.org/2012/11/aptitude-

concepts-of-marked-price-and-

successive-discounts-profit-loss-without-

stupid-formulas.html

Simple and

compound interest

rate

http://mrunal.org/2012/04/aptitude-

compound-interest-rate.html

PCP1. Permutation

2. Combination

Not asked as such.

But Sometimes a question or two comes

in the “Reasoning” portion of Tier-I. Hence

not much attention necessary.

But again, they too can be solved without

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3. Probability mugging up formulas: go through various

articles onwww.Mrunal.org/aptitude

Misc.

1. Coordinate

Geometry

Lately SSC has started asking 1-2

question in each of Tier I and II. But they

can be solved by merely plugging numbers

in the readymade formulas given in your

Quantitative Aptitude book.

2. Progression:

Arithmetic+

Geometry

Again, rarely asked in SSC. Sometimes a

question or two comes in the “Reasoning”

portion of Tier-I.

Basically you just have to plug in the values

in formulas. Basics of Arithmetic

progression explained in NCERT Class 10

Chap 5.

3. Logerithms Not asked.

Breakup: SSC-CGL Tier I (2010, 2011, 2012)

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Topic 2010 2011 2012

Ratio+Partnership 3 3 1

number theory 6 5 2

Avg+alligation 3 3 2

TSD 6 5 2

Misc. 3 0 2

basic math 11 11 5

algebra 6 0 5

DI 3 4 5

% 6 14 5

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Trigonometry 0 0 9

Geometry 3 5 12

Total 50 50 50

The 2012’s Tier-I paper, is “trend-breaker”. Because

1. The conventional questions from ratio-proportion, basic maths, time-speed-work are asked for

namesake only.

2. Otherwise, Out of 50 Maths questions in tier-I, almost 30 questions are from just

Geometry+Trig+Percentage application.

3. Earlier, they used to ask mostly area-volume-perimeter type questions from Geometry segment.

You just had to plug-in values into the formulas and get the answer.

4. But This 2012’s paper has mostly theory based geometry (angle, bisector, tangent, inequality of

triangles etc.)

5. Similarly the difficulty level of algebra, number theory based questions is bit raised.

Or perhaps SSC too decided to employ the BackbreakingTMmove of UPSC! Anyways, jokes apart, the

lesson here is, “adapt.”

Breakup: SSC-CGL Tier II (2010, 2011, 2012)

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Type 2010 2011 2012

basic math 11 4 3

Misc. 2 2 3

number theory 8 7 5

DI 10 20 5

Ratio+Partnership 6 4 6

Avg+alligation 5 6 7

TSD 7 12 7

Trigonometry 0 4 8

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Algebra 10 13 10

% 27 18 19

Geometry 14 10 27

Total 100 100 100

Here too, Geometry+Trigonometry have been given emphasis like never before.

Almost 65% of the paper is made up of Geometry, Trig, Percentage and Algebra (and in that too,

mostly Quadratic equations.)

#2: Practice

Merely knowing the concepts or formulas won’t help. Because unless you practice different

variety of questions, you won’t become proficient in applying those concepts flawlessly in the

actual-exam.

Second, despite knowing concept and formulas, people make silly mistakes either in calculation

or in pluging the values.

Third reason- Tier I has 200 questions in 120 limits. =not even 2 minutes per question. Plus,

questions reasoning and comprehension might take more than 5 minutes! Therefore speed is

essential. Since there is negative marking system, accuracy also matters.

So it is beyond doubt that you have to practice excimer number of questions at home.

The question is where to get the practice? Which book should be used for SSC exam?

Choice of Quantitative Aptitude Book?

In all competitive exams, “uncertainity factor” is involved. Despite your best preparation, you

might lose the success-train by 2-3 marks.

Therefore you must never put all eggs in one basket.

While you are preparing for SSC, you should also keep open mind and apply for other

competitive exams, such as IBPS, ACIO, ONGC, Railways, LIC, CDS, Coast Guard etc.

(Depending on your career-taste).

Publication houses will come up with new books for each and every of t̂hese exams, but we

have neither the time nor the money to buy a new book for every new exam.

Such readymade books are only skimmed down version of original topicbooks. For example, if

there is SSC-FCI exam, or ACIO exam, these people will combine a few topics of GK, maths,

reasoning and english. And present you a book.

Problem= you don’t get comprehensive understanding or coverage. Besides, given the

population of India, competition level is always high, irrespective of exam. So half-hearted

preparations with readymade “condensed” books don’t help much.

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Almost all of these exams follow same structure:

1. General awareness

2. Maths

3. Reasoning (Verbal, Non-Verbal)

4. English vocabularly, grammar and comprehension.

How do they differ from each other?= number of questions, difficulty level and inclusion /

exclusion of particular subtopics.

So when you’re picking up books for the first time, you should choose the books, that have

universal usefulness for similar exams. That way your time, effort and money will be saved.

Books for Maths/Quantitative Aptitude

DONOT use Quantitative Aptitude by R.S.Agarwal for SSC-CGL.

Problems with RS Agarwal’s Math book:

1. The way SSC-CGL question pattern is transforming, R.S.Agarwal’s book on Quantitative

aptitude, is just not ‘upto the mark’ to match this changing environment.

2. Its chapter on Trigonometry (Height and Distance) is simply insufficient to handle SSC-CGL level

bombarding.

3. Similarly coverage of algebra, quadratic equations and number theory is either absent or just for

namesake.

4. Geometry coverage is mostly confined to area-volume-perimeter (=mensuration). But SSC-CGL

is moving towards Non-mensuration geometry (angle, bisectors, midpoint, circles, triangles etc.)

5. The printing and presentation is very “ cluttered”. He has written the book assuming that you were

already good at maths from school level.

6. If you’re already good at basic concepts, use this book for practicing and improving your speed,

else don’t bother, there are better books in market.

Pricing factor

Author

Quantitative Aptitude For Competitive

Examinations (S.Chand)

R.S.Agarwal

Sarvesh

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Quantum CAT (Arihant) Kumar

Fast Track Objective Arithmetic (Arihant)Rajesh

Verma

The point is, both books of Arihant Publication (Sarvesh or Rajesh) are way better than

R.S.Agarwal, in terms of content, presentation, language and coverage, without being too

expensive than R.S.Agarwal’s book.

And both of them have universal application for almost all of the competitive exams in India (for

maths segment).

My advice, go with either Rajesh Verma or Sarvesh Kumar. Then the question, which one to pick

up?

Fast Track

Objective

Arithmetic

by Rajesh

Verma.

Quantam CAT by

Sarvesh Kumar

The size and price

factor goes in favor

of this book.

Concepts,

techqniues,

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readymade

formulas given

here and there.

Language,

presentation is

lucid.

Algebra, quadratic

equation and

Trigonometry

specific chapters

are given for

exclusively for

SSC.

If you solve all the

sums of this book,

then mathematics

portion of SSC-

CGL (Tier-I and II)

will be as easy as

a walk in the park.

Although book is written for

CAT and Management

exams, he starts explaining

everything from basics. Then

exercises are divided into

“Introductory<level 1<Level

2<Final round”, based on

difficulty level.

Thus it becomes ideal choice

for any aptitude exam.

So for lower level exams

(SSC/IBPS), you should solve

all his solved examples, then

introductory exercises, finally

level 1.

That’ll be quite sufficient.

While it is excellent

for SSC, IBPS,

UGC, LIC, CDS

etc. level exams,

its utility starts

diminishing as you

move towards

higher-end exams.

Function, graphs, Quadratic

equations, Geometry,

Permutation-Combination-

Probability coverage is

“Thorough”. (Hell even more

sums than Arun Sharma’s).

This make it ideal “text-book”

for CAT/CMAT and other

higher end exams.

B̂ut merely getting either of these books, is not going to make you a topper.

If you want to become truly “invincible” for the maths portion of any competitive exam, then you must

practice maximum numbers of questions at home and maintain a “diary of mistakes”.

This concludes how to approach Mathematics/Quantiative Aptitude for SSC-CGL exam.

Now only two topics remain (will be discussed later, in separate articles):

1. How to approach Logical Reasoning

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2. How to approach English vocabulary, grammar and comprehension

Download: NCERT Maths Textbooks

Mathematics Class 8 Download

Mathematics Class 9 Download

Mathematics Class 10 Download

Download: Blank answersheet

https://docs.google.com/open?id=0B9AJvFSzIyiwVGZBbHMtUWEwV2M

Studyplans for other topics of SSC-CGL

Click on following articles to know strategy, booklist for General Awareness, Reasoning and English.

General Awareness for Tier IClick

me

Reasoning / General Intelligence for Tier IClick

me

English Grammar, Vocabulary, Comprehension for

Tier I and II

Click

me