Quant Test for NIACL 2018 Prelim Exam Set – 3

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

1. 1, 16, 81, 256, ?, 1296
   620
   550
   585
   625
   666
   Option D
   1^ 4 , 2^ 4 , 3^ 4 , 4^ 4 , 5^ 4
   => 5^4 = 625

    

2. 8484, 4248, 2112, 1074, 513, ?
   225.5
   320.3
   286.5
   387.7
   451.6
   Option C
   (× 1/2 + 6) , (× 1/2 − 12) , (× 1/2 + 18) , (× 1/2 − 24) , (× 1/2 + 30)
   => 513 × 1/2 + 30 = 286.5

    

3. 4, 31, 156, 499, 1228, ?
   2880
   2857
   2440
   2000
   2559
   Option E
   Difference of these numbers in between the series.
   3^3
   5^3
   7^3
   9^3
   11^3

    

4. 45, 46, 70, 141, ?, 1061.5
   401.5
   420.5
   303.3
   353.5
   380.6
   Option D
   *1+1
   *1.5+1
   *2+1
   *2.5+1
   *3+1

    

5. 120, 320, ?, 2070, 5195, 13007.5
   820
   790
   775
   842
   870
   Option A
   *2.5+20
   *2.5+20
   = 820

    

Directions(6-10): These questions based on the following tables.
Classification of appeared candidates in a competitive test from different states and qualified candidates from those states.


6. What is the ratio between the number of candidates qualified from states B and D together to the number of candidates appeared from states ‘C’ respectively?
   45:48
   33:40
   41:50
   37 : 40
   33:43
   Option D
   Required ratio = ((16 + 21)% * 9000)/(8% * 45000)
   = 37 : 40

    

7. What is the difference between the number of qualified candidates of states D and those of G?
   744
   700
   765
   705
   720
   Option E
   Required difference = (21 – 13)% of 9000
   = 720

    

8. What is the ratio of the number of appeared candidates from states C and E together to that of the appeared candidates from sates A and F together?
   15:24
   17: 33
   21:29
   19:25
   11:23
   Option B
   Required ratio = (8 + 9)/( 15 + 18)
   = 17: 33

    

9. In which state, the percentage of qualifies candidates with respect to that of appeared candidates is minimum?
   B
   A
   G
   D
   E
   Option C
   Check the ratio of % qualified candidates with respect to the appeared is the least for which state. G.

    

10. What is the percentage of qualified candidates with respect to appeared candidates from states B and C taken together? (rounded to two decimal places)
    18.25%
    20.13%
    15.15%
    24.21%
    25.32%
    Option D
    Required %
    = [(16 + 7)% * 9000]/[(11 + 8)% * 45000] × 100
    = 24.21%