Directions:(1-5) Find the wrong term in the series given below.
1. 151, 127, 105, 85, 63, 51
View Answer Ans:3 The pattern is as follows:
122 + 7 = 151
112 + 6 = 127
102 + 5 = 105
92 + 4 = 85
82 + 3 = 67
72 + 2 = 51
2. 3, 18, 54, 105, 173, 258
View Answer Ans:5 The pattern is as follows:
3 + 17 x 1 = 20
20 + 17 x 2 = 54
54 + 17 x 3 = 105
105 + 17 x 4 = 173
173 + 17 x 5 = 258
3. 338, 210, 118, 56, 10, -2
View Answer Ans:2 The pattern is as follows:
73 – 5 = 338
63 – 6 = 210
53 – 7 = 118
43 – 8 = 56
33 – 9 = 18
23 – 10 = -2
4. 58, 74, 94, 112, 134
View Answer Ans:5 The pattern is as follows:
6 x 8 + 10 = 58
7 x 9 + 11 = 74
8 x 10 + 12 = 92
9 x 11 + 13 = 112
10 x 12 + 14 = 134
5. 6, 9, 15, 21, 36, 39
View Answer Ans:3 The pattern is 3 being multipled by consecutive prime numbers:
3 x 2 = 6
3 x 3 = 9
3 x 5 = 15
3 x 7 = 21
3 x 11 = 33
3 x 13 = 39
Directions:(6-10) Find the next term in the series.
6. 32.0, 80.0, 280.0, 1260.0, 6930.0, ?
View Answer Ans:3 The pattern is as follows:
32 x 2.5 = 80.0
80 x 3.5 = 280.0
280 x 4.5 = 1260.0
1260 x 5.5 = 6930.0
6930 x 6.5 = 45045.0
7. 406, 626, 896, 1216, 1586, ?
View Answer Ans:1 The pattern is as follows:
192 + 45 = 406
242 + 50 = 626
292 + 55 = 896
342 + 60 = 1216
392 + 65 = 1586
442 + 70 = 2006
8. 22, 33, 46, 61, 78, ?
View Answer Ans:2 The pattern is as follows:
7 x 3 + 1 = 22
8 x 4 + 1 = 33
9 x 5 + 1 = 46
10 x 6 + 1 = 61
11 x 7 + 1 = 78
12 x 8 + 1 = 97
9. 262144, 32768, 4096, 512, 64, ?
View Answer Ans:4 The pattern is as follows:
262144/8 = 32768
32768/8 = 4096
4096/8 = 512
512/8 = 64
64/8 = 8
10. 133, 144, 153, 160, 165, ?
View Answer Ans:1 The pattern is as follows:
19 x 7 = 133
18 x 8 = 144
17 x 9 = 153
16 x 10 = 160
15 x 11 = 165
14 x 12 = 168
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