Reasoning & Aptitude Theory and Problems Problems with Explanations
GATE • PSUs
2017 Also useful for
by Nem Singh, IRS
Publications
Publications
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1st Edition : 2008 2nd Edition : 2009 3rd Edition : 2010 4th Edition : 2011 5th Edition : 2011 6th Edition : 2012 7th Edition : 2013 8th Edition : 2014 9th Edition : 2015 10th Edition : 2016
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PREFACE
Nem Singh
Contents Sl.
Units
Pages
Section-A: Arithmetic 1.1
Number System ........................................... ........................................................................................ .............................................................. ................. 1-16
1.2
Average Average ................................................ ............................................................................................. ................................................................... ...................... 17-27 17-27
1.3
Ratio & Proportion Proportion ........................................ ..................................................................................... ............................................................ ............... 28-39
1.4
Percentage Percentage ........................................... ........................................................................................ ................................................................... ...................... 40-57
1.5
Profit and Loss ............................................. .......................................................................................... ............................................................ ............... 58-71
1.6
Simple Interest Interest & Compound Compound Interest ........................................ ...................................................................... .............................. 72-85 72-85
1.7
Time & Work.......................................... Work....................................................................................... ................................................................. .................... 86-103
1.8
Time, Speed & Distance ............................................. ...................................................................................... ......................................... 104-124 104-124
Section-B: Algebra & Geometry 2.1
Surds, Surds, Indices & Logarithms Logarithms ....................................... ................................................................................ ......................................... 126-134 126-134
2.2
Progression Progression ........................................... ........................................................................................ ............................................................... .................. 135-147
2.3
Permutations Permutations & Combinations Combinations............................................. .............................................................................. ................................. 148-160
2.4
Probability Probability ............................................. .......................................................................................... ............................................................... .................. 161-174 161-174
2.5
Geometry Geometry ...................................... ................................................................................... ....................................................................... .......................... 175-208 175-208
Section-C: Reasoning & Data Interpretation 3.1
Blood Relationshi Relationship p ....................................... .................................................................................... ........................................................ ........... 210-213 210-213
3.2
Coding & Decoding Decoding ............................................. .......................................................................................... ................................................ ... 214-217 214-217
3.3
Cubes and and Dices Dices ......................................... ...................................................................................... ........................................................ ........... 218-223 218-223
3.4
Direction Direction Sense Test ............................................ ......................................................................................... ................................................ ... 224-232 224-232
3.5
Graph............................................ Graph......................................................................................... ....................................................................... .......................... 233-237 233-237
3.6
Table ............................................. .......................................................................................... ....................................................................... .......................... 238-241 238-241
3.7
Bar Diagrams Diagrams ........................................ ..................................................................................... ............................................................... .................. 242-251 242-251
3.8
Pie-chart Pie-chart ....................................... .................................................................................... ....................................................................... .......................... 252-261 252-261
3.9
Miscellaneous Miscellaneous Puzzles Puzzles ......................................... ...................................................................................... ................................................ ... 262-268 262-268
3.10 Logical Logical Venn Diagram Diagram ...................................................................................... ......................................................................................... ... 269-274 3.11 Analytical Analytical Reasoning ........................................... ........................................................................................ ................................................ ... 275-284
