Directions (1-15): Find the wrong number in the following number series given below:
Q1. 3, 11, 38, 100, 227, 443, 786
(a)227
(b)3
(c)100
(d)38
(e)786
Q2. 6, 11, 21, 43, 85, 171, 341
(a)11
(b)6
(c)43
(d)85
(e)171
Q3. 7.5, 7.5, 15, 5, 20, 4, 28
(a)28
(b)15
(c)5
(d)20
(e)4
Q4. 5, 3, 4, 7.5, 15, 45, 138
(a)4
(b)7.5
(c)45
(d)3
(e)15
Q5. 604, 572, 537, 499, 458, 414, 368
(a)604
(b)368
(c)414
(d)458
(e)499
Q6. 23, 46, 75, 106, 143, 184, 224
(a)106
(b)143
(c)184
(d)23
(e)224
Q7. 0.50, 2, 4.5, 18, 28.5, 86, 172.5
(a)18
(b)2
(c)28.5
(d)172.5
(e)86
Q8. 730, 705, 655, 580, 475, 355, 205
(a)205
(b)730
(c)355
(d)475
(e)705
Q9. 57, 64, 78, 106, 170, 274, 498
(a)498
(b)78
(c)106
(d)170
(e)57
Q10. 198, 186, 172, 154, 130, 104, 56
(a)186
(b)198
(c)104
(d)130
(e)56
Q11. 12.5, 19, 25.5, 31, 38.5, 45, 51.5
(a)31
(b)25.5
(c)51.5
(d)12.5
(e)38.5
Q12. 57600, 4800, 480, 60, 12, 2.5, 1.25,
(a)480
(b)12
(c)2.5
(d)4800
(e)1.25
Q13. 5, 86, 174, 276, 399, 558, 736
(a) 276
(b) 736
(c) 558
(d) 86
(e) 399
Q14. 16, 20, 30, 52, 98, 190, 382
(a)98
(b)52
(c)20
(d)190
(e)16
Q15. 800, 780, 760, 720, 640, 480, 160
(a)480
(b)760
(c)780
(d)160
(e)800
Solutions










BSNL SET Recruitment 2026 Notification O...
IBPS RRB GBO Cut Off 2025 Out, Check Sca...
IBPS RRB Clerk Cut Off 2025 Out, Check S...


