# Set-14 Number Series (Missing/Wrong Number) For SBI PO and SBI Clerk 2019 | Must Go Through These Questions

Dear Aspirants,

We are providing the most important Number Series (Missing/Wrong Number) Questions for SBI PO 2019, SBI Clerk 2019 and all other competitive bank and insurance exams. These questions have very high chances to be asked in SBI PO 2019, SBI Clerk 2019.

Directions:(1-5) Find the missing number in the following number series:

1. 12, 30, 105, 472.5, ?, 16891.875

2. 2673, 1782, 1188, 792, ?, 352

3. 71, 85, 76, 78, 84, 73, 95, 70, ?

4. 135, 199, 320, 445, 589, ?

5. 268, 345, 441, ?, 698, 863

Directions:(6-10) What should come in place of the question mark (?) in the following number series?

6. 7, 5, 8, 6, 12, 14, 21, 41, ?

7. 436, 557 ,701 ,870 ,?

8. 71 95 121 149 179 ?

9. 38 42 69 85 210 ?

10. 156 186 234 258 338 ?

1. Directions:(1-5) Find the missing number in the following number series:

12, 30, 105, 472.5, ?, 16891.875

Ans:3
The pattern is 12×2.5=30, 30×3.5=105, 105×4.5=472.5, 472.5×5.5=2598.75, 2598.75×6.5=16891.875
2. ##### 2. Question

2673, 1782, 1188, 792, ?, 352

Ans:2
The series is a GP with common ratio 2/3.2673 x 2/3 = 1782, 1782 x 2/3 =1188, 1188 x 2/3 = 792, 792 x 2/3 = 528, 528 x 2/3 = 352

3. ##### 3. Question

71, 85, 76, 78, 84, 73, 95, 70, ?

Ans:1
The terms at odd positions increase by 5, 8, 11, 14.. while the terms at even positions decrease by 7, 5, 3..Hence the next term is 95+14 = 109

4. ##### 4. Question

135, 199, 320, 445, 589, ?

Ans:2
The pattern is 135+43=199, 199+112=320, 320+53=445, 445+122=589, 589+63=805
5. ##### 5. Question

268, 345, 441, ?, 698, 863

Ans:4
The pattern is 268 + 7×11 = 345, 345 + 8×12 = 441, 441 + 9×13 = 558, 558 + 10×14 = 698, 698 + 11×15 = 863
6. ##### 6. Question

Directions:(6-10) What should come in place of the question mark (?) in the following number series?

7, 5, 8, 6, 12, 14, 21, 41, ?

Ans:5
This is a composite series. The odd terms increase by 12, 22, 32 and so on and the even terms increase by 13, 23, 33 and so on.Hence the next term is 21+16 = 37

7. ##### 7. Question

436 557 701 870 ?

Ans:2
The pattern is:436+112 = 557, 557+122 = 701, 701+132 = 870, 870+142 = 1066

8. ##### 8. Question

71 95 121 149 179 ?

Ans:2
The successive differences are 24, 26, 28, 30, 32So the next term is 179+32 = 211

9. ##### 9. Question

38 42 69 85 210 ?

Ans:1
The successive differences are 22, 33, 42, 53, and 62Hence the next term will be 210+36 = 246

10. ##### 10. Question

156 186 234 258 338 ?

Ans:1
The next term is obtained by adding the product of digits to the number.156+(1*5*6) = 186

186+(1*8*6)= 234

234+(2*3*4)=258

258+(2*5*8)=338

338+(3*3*8)=410