Quant Test for IBPS Clerk 2018 Prelim Exam Set – 26

Directions(1-5): Find the missing term of the following series.

1. 8,35,80,143,224,?
   300
   311
   333
   323
   425
   Option D
   3^2 – 1 = 8
   6^2 – 1 =35
   9^2 – 1=80
   12^2 – 1=143
   15^2 – 1=224
   18^2 – 1=323

    

2. 15,19,27,39,55,?
   60
   75
   72
   65
   70
   Option B
   15+(4*1) = 19
   19+(4*2) = 27
   27+(4*3) = 39
   39+(4*4) = 55
   55+(4*5) = 75

    

3. 500,496,487,462,?,292,123
   413
   450
   420
   400
   444
   Option A
   -2^2
   -3^2
   -5^2
   -7^2
   -11^2
   -13^2
   ? = 413

    

4. 350,351,360,385,?,515
   400
   420
   415
   422
   434
   Option E
   +1^2
   +3^2
   +5^2
   +7^2
   +9^2
   ? = 434

    

5. 5,26,65,122,197,?
   273
   288
   290
   299
   285
   Option C
   (1*2)+3 = 5
   (4*5)+6 = 26
   (7*8)+9 = 65
   (10*11)+12 = 122
   (13*14)+15 = 197
   (16*17)+18= 290

    

6. What is the average number of English newspaper readers from all the six cities together?
   33000
   25000
   28000
   31000
   20000
   Option C
   Total(E) = 400000[0.20*9/16+0.24*3/8+ 0.18*4/9+0.1*7/20+0.13*1/4+0.15*7/15] = 400000{0.1125 + 0.09 + 0.08 + 0.035 + 0.0325 + 0.07}
   = 400000 × 0.42 = 168000
   Average = 168000/6 = 28000

    

Directions(6-10): Study the following information carefully and answer the questions given below.
The total number of newspaper readers from six different cities is 4 lakhs. Following pie-chart shows the percentage distribution of readers among these cities and the table gives the ratio of male to female readers and the ratio of Hindi to English newspaper readers.



7. The total number of Hindi newspaper readers from all the cities together is what percentage of the total number of newspaper readers (both Hindi and English) from City A?
   290%
   300%
   280%
   292%
   284%
   Option A
   Total-Hindi
   = 400000{20/100*7/16+24/100*5/8+18/100*5/9+10/100*13/20+13/100*3/4+15/100*8/15} 100
   = 400000 (0.0875 + 0.15 + 0.1 + 0.065 + 0.0975 + 0.08)
   = 400000 × 0.58 = 232000
   TotalA = 80000
   Required % = 232000/80000×100 = 290%

    

8. What is the ratio of the total number of female readers from City C to the total number of Hindi newspaper readers from City A?
   4/7
   3/5
   9/7
   4/5
   3/2
   Option D
   Ratio = 400000*0.18*7/18/400000*0.20*7/16
   = 4/5

    

9. The total number of male readers from City B is what percentage of the total number of female readers from City E?
   225%
   225%
   225%
   225%
   225%
   Option B
   MaleB = 400000 × 24/100*9/16 = 54000
   FemaleE = 400000 × 13/100*6/13 = 24000
   Required % = 54000/24000 ×100 = 225%

    

10. What is the total number of females from City D who read Hindi newspapers?
    100
    75
    80
    92
    Data insufficient
    Option E
    Data insufficient