Number Series for SBI PO : Set 15

Direction.1-5) Find out the wrong number in the following series:

1)  3,4.5,11.25,39.375,177.187

a) 5

b) 25

c) 375

d) 187

e) None of these

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e) None of these

2)  315,317,320,325,340

a) 315

b) 320

c) 325

d) 340

e) None of these

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 d)      340

3) 7,13,39,81,238

a) 7

b) 39

c) 13

d) 81

e) None of these

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  d)     81

4)  3986,4009,4054,4124,4216

a) 3986

b) 4009

c) 4054

d) 4124

e) None of these

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  c)     4054

5)  391,387,396,386,422

a) 391

b) 396

c) 387

d) 422

e) None of these

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c)       387

Direction.6-10) What should come in place of the question mark in each of the following number series?

6)  7, 10, 16, 28, ?, 100

a) 32

b) 42

c) 62

d) 22

e) 52

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 e)  52

7)  6, 3, 3, 6, 24, ?

a) 191

b) 193

c) 192

d) 194

e) 195

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  c)      192

8)  21, 24, 32, 45, 63, ?

a) 85

b) 86

c) 99

d) 56

e) 96

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  b)       86

9)  3, 4, 10, 33, 136, ?

a) 680

b) 625

c) 565

d) 685

e) 635

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  d)      685

10)  9, 11, 16 , 26, ?, 69

a) 43

b) 42

c) 46

d) 49

e) 56

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a)        43