GATE 2018 is approaching and its’ high time you gather awareness of the shortcuts and tricks for the General Aptitude section.
General Aptitude section is undoubtedly the most scoring section of the GATE exam and learning some Effective Shortcuts and Tricks for this section could really help you to ace the General Aptitude section.
In order to assist you in your preparation of General Aptitude section, we bring forth this article which will acquaint you with Effective Shortcuts & Tricks for General Aptitude section of GATE.
Download In PDF
Subscribe for free shortcuts and tricks , exam updates and tutorials at your personal email id.
Here, we provide Topicwise Shortcuts & Tricks for General Aptitude section of GATE 2018.
1. Shortcuts for Data Interpretation
These are one of the most scoring set of questions.
Trick 1: Use Visual Approximation for Elimination
For questions based on Line Graphs and Bar Graphs, you can rely on visual clues and eliminate a few options based on visual clues. This would help you to arrive at correct solutions without putting in much effort and at a faster pace.
Trick 2: Interpret the Data before Commencing Calculation & Catch Hold of the Correct Data
Prior to Commencing calculation, make sure to read and interpret each and every statement very cautiously and avoid spending time on unnecessary calculations.
Also, ensure to copy numbers correctly onto the sheet while solving the questions.
Must Read : What is GATE 2017 Guarantee Pack? What is the Benefit of Availing It?
2. Tricks for Problem on Ages
If the Present Age of P is x years


n years ago, Age of P would be 
(x  n) years 
n years hence, Age of P would be 
(x + n) years 
Start Test
3. Shortcuts for Profit & Loss
Important Formulae


Profit 
S.P. – C.P.

Loss 
C.P. – S.P.

Profit% 
[(SP  CP)/CP] x 100

Loss% 
[(CP  SP)/CP] x 100

S.P. 
C.P. x [(100 + profit%)/100]

S.P. 
C.P. x [(100  loss%)/100]

Trick 1: In case most of the information is given in the form of percentages, start by assuming C.P. = 100
Trick 2: Do not get confused between Marked Price and Selling Price. Discount is generally given on the Marked Price. Therefore, in this case, Marked Price will be higher than the final Selling Price.
4. Shortcuts for Pipes & Cisterns
Trick


If Pipe A can fill a tank in 
x hours 
Pipe B can fill a tank in 
y hours 
Time Taken by both the Pipes to Fill the Tank Together 
xy/(x+y) 
Start Test
5. Tricks for Speed, Distance and Time
Trick 1 
Speed = Distance/ Time
Unit of Speed is Km/hr or m/s 


Trick 2 
If an object travels a certain distance with ‘m’ Km/hr and again travels the same distance with ‘n’ Km/hr,
Average Speed for the Entire Journey = 2mn/(m + n) 
Important Article : Strategy to Prepare for GATE by SelfStudy/Without Coaching by experts
6. Shortcuts for Boats & Streams
Trick

If the Speed of Stream is ‘m’ Km/hr and Speed of Boat in Still Water is ‘n’ Km/hr, Then
Speed of Boat Upstream = (n  m) Km/hr
Speed of Boat Downstream = (m + n) Km/hr 
7. Tricks for Mixture & Alligation
Trick 
When two different commodities are mixed in a way such that one is cheaper than the other,
= Quantity of cheaper / Quantity of costlier = (C.P of Costlier  Mean price) / ( Mean Price  C.P of cheaper)

8. Tricks for Quadratic Equations
The Standard form of a Quadratic Equation is
ax^{2 }+ bx + c = 0
Majority of questions are usually based on finding the Relationship between the roots of two equations:
Trick 
Sum of Roots = b/a
Product of Roots = c/a 
9. Tricks for Approximation
Trick 1: Always solve the Simplification Questions using the BODMAS rule
Trick 2
You must Round off Decimal numbers to the nearest Whole numbers in order to obtain approximate value of the equation.
10. Tricks for Simple & Compound Interest
Trick 1 
Formula to Compute the Simple Interest
S.I. = PTR/100 
Trick 2 
If Rate of Interest is R1, R2, R3 in the 1^{st}, 2^{nd} and 3^{rd} year respectively, then,
Amount after 3 years =
A = P (1 +R1/100) (1 + R2/100) (1 + R3/100)

Must read : Sure Shot Questions Expected in Engineering Maths in GATE 2017
11. Shortcuts for Time & Work
If P can complete a piece of work in X days and Q can complete a piece of work in Y days, Then


Trick 1 
Work Done by P & Q together in 1 day = (1/X + 1/Y)

Trick 2 
Number of Days P and Q together take to complete the work
= XY/(X + Y) 
12. Shortcuts for Number Series
The only difficulty which is being encountered in solving these questions is identifying the pattern.Practicing 4050 questions on this topic would provide you awareness of 90% of the patterns.
Trick 1 
Compute the differences between Immediate or Alternate numbers and analyze the Pattern in their Differences 
Trick 2 
Analyze the sequence for Prime Number Series 
Trick 3 
Analyze the Sequence for Geometric Series, Perfect Squares/Cubes 
General Shortcuts
 Learn Tables and Squares up to 20, Cubes up to 10 and fractions up to 1/20 in order to speed up your calculations in the exam.
 Work on Speed and Accuracy by attempting Online Mock Test Series.
We are sure that the Valuable Tips listed above would surely help you to boost your score in General Aptitude section of GATE 2018.
Enroll in Mentor Program and Avail your Personalized Mentor for GATE 2017 Preparation and Doubts Clarification!
What aspirants need is the right approach along with concrete strategies to reach their goals. GATE GUARANTEE PACK has been the choice of successful GATE toppers all over India.
It is the perfect online tool to check your level of preparedness among st students preparing all over the country where you study under guidance of mentors.