APTITUDE Self Study Material



Before going into Numerical Ability or Quantitative Aptitude contents need to know some BASICS.

With little effort and interest you can learn Aptitude yourself.

 

Aptitude is very simple and easy, if you can practice some Rules and Tricks. .... !

 

Practice some following common squares :-

101 x 101 = 10201 111 x 111 = 12321 91 x 91 = 8281
102 x 102 = 10404 112 x 112 = 12544 92 x 92 = 8464
103 x 103 = 10609 113 x 113 = 12769 93 x 93 = 8649
104 x 104 = 10816 114 x 114 = 12996 94 x 94 =8836
105 x 105 = 11025 115 x 115 = 13225 95 x 95 = 9025
106 x 106 = 11236 116 x 116 = 13456 96 x 96 = 9216
107 x 107 = 11449 117 x 117 = 13689 97 x 97 = 9409
108 x 108 = 11664 118 x 118 = 13924 98 x 98 = 9604
109 x 109 = 11881 119 x 119 = 14161 99 x 99 = 9801
110 x 110 = 12100 120 x 120 = 14400 100 x 100 = 10000

 

 

Cubes (1 to 10)

13 = 1

23 = 8

34 = 27

43 = 64

53 = 125

63 = 216

73 = 343

83 = 512

93 = 729

103 = 1000

 

Cubes (11 to 20)

113 = 1331

123 = 1728

133 = 2197

143 = 2744

153 = 3375

163 = 4096

173 = 4913

183 = 5832

193 = 6859

203 = 8000

 

Prime Numbers:

2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71,79,83,89,91,97

 

Prime Cubes:

23 = 8

34 = 27

53 = 125

93 = 729

103 = 1000

123 = 1728

153 = 3375

 

Composite Cubes:

43 = 64

63 = 216

73 = 343

83 = 512

113 = 1331

133 = 2197

Example 1: Previous Exam Questions

Question: 111 2 + 11 3 = ?

Observe the above question of x 2 + y 3 = ?

12321 + 1331 = 13652




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