# Quantitative Aptitude: Number Series Set 83

Directions(1-10): Find the wrong number of the following number series.

1. 17,18,37,112,451,2246
2246
451
18
112
17
Option B
17,18,37,112,451,2246
*1+1
*2+1
*3+1
*4+1
*5+1
451 == 449

2. 68,75,87,117,173,285
75
68
117
87
285
Option D
68,75,87,117,173,285
+7
+14
+28
+56
+112
87 == 89

3. 35,37,40,44,52,63
63
52
37
40
44
Option E
35,37,40,44,52,63
+2
+3
+5
+7
+11
44 == 45

4. 14,29,74,151,254,389
29
151
389
74
254
Option B
14,29,74,151,254,389
+15*1
+15*3
+15*5
+15*7
+15*9
151 == 149

5. 7,35,32,160,157,780
35
7
157
32
780
Option
7,35,32,160,157,780
*5
-3
*5
-3
*5
780 == 785

6. 4320,720,72,36,12,6
72
36
720
4320
12
Option A
4320,720,72,36,12,6
/6
/5
/4
/3
/2
72 == 144

7. 52,45,64,31,80,17
80
45
52
31
66
Option E
52,45,64,31,80,17
-7*1
+7*3
-7*5
+7*7
-7*9
64 == 66

8. 13,17,25,43,69,113
13
43
113
17
25
Option
13,17,25,43,69,113
+4*1
+4*2
+4*4
+4*7
+4*11
43 == 41

9. 21,39,73,137,237,381
237
73
381
39
21
Option D
21,39,73,137,237,381
+4^2
+6^2
+8^2
+10^2
+12^2
39 == 37

10. 59,84,121,169,233,314
59
84
121
233
314
Option C
59,84,121,169,233,314
+5^2
+6^2
+7^2
+8^2
+9^2
121 == 120