Quantitative Aptitude Quiz for IBPS Clerk Prelims: 10th December 2018

Dear Aspirants,


Quantitative Aptitude Quiz for IBPS Clerk Prelims: 10th December 2018
Numerical Ability or Quantitative Aptitude Section has given heebie-jeebies to the aspirants when they appear for a banking examination. As the level of every other section is only getting complex and convoluted, there is no doubt that this section, too, makes your blood run cold. The questions asked in this section are calculative and very time-consuming. But once dealt with proper strategy, speed, and accuracy, this section can get you the maximum marks in the examination. Following is the Quantitative Aptitude quiz to help you practice with the best of latest pattern questions.



Q1. The average age of Sandeep and Abhishek is 18 years. If Neha replaces Abhishek, the average age is increased by 1 and when Abhishek replaces Sandeep the average age becomes 17 years. What is the age of Neha?
20 years
18 years
16 years
22 years
24 years
Solution:

Q2. The average age of three members father, Son and daughter of a family is 26 years. The ratio of their present ages is 15 : 6 : 5. Find the difference between age of father and son.
25 years
27 years
30 years
23 years
None of these
Solution:
Let the present ages of father, son and daughter are 15x, 6x and 5x years respectively.
∴ 26x = 26×3
⇒x=3
Required difference = 45 – 18 = 27 years

Q3. A bag contains 4 red flags, 5 blue flags and some black flags if Probability of selecting a red flag is 1/4. Then find the number of black flags.
4
7
9
6
3
Solution:
Probability of selecting a Red flag is 1/4
Now, 1 → 4 flags
So, 4 → 16 flags
So, no. of black flags = 16 – (4 + 5)
= 7

Q4. The average of present age of A and B is 26 years if present age of C is also included their average age increases by 2 years. Find the ratio of ages of A to C.
4 : 5
6 : 7
7 : 5
3 : 4
Cannot be determined
Solution:
Present age of A and B = 26 × 2 = 52 
A + B = 52 …(i)
Present age of A, B and C = 3 × (26 + 2) = 84
A + B + C = 84 …(ii)
Present age of C = 84 – 52 = 32
Ratio of A to C cannot be determined.

Q5. Ratio of ages of Kamal and Narayan 4 year before was 4 : 5. If ratio of their ages 8 years hence will be 7 : 8. Then find the present age of Kamal.
22 years
20 years
18 years
27 years
17 years
Solution:

Directions (6-10): What will come in place of question mark (?) in the following no. series? 



Q6. 2, 11, 48, 243, ?

1500
1460
1350
1480
1490
Solution:

Q7. 11, 23, 16, 18, 21, 13, 26, ?
11
10
8
13
15
Solution:

Q8. 1, 0.5, 0.5, 0.75, 1.5, 3.75, ?
11.25
10.25
9.75
12.25
14.25
Solution:

Q9. 1, 1, 3, 23, ?
350
348
365
367
267
Solution:

Q10. 9, 43, 169, 503, ?
1001
809
999
997
1006
Solution:
Series is ×5–2, ×4–3, ×3–4, ×2–5
⇒ 503 × 2 – 5 =1001

Directions (11-15): What approximate value should come in the place of the question mark ? in the following questions ? (You are not expected to calculate the exact value.) 



Q11. 

3126
3016
2916
2751
2827
Solution:

Q12. 
10
14
9
12
16
Solution:

Q13. (20.99% of 5399.995) ÷ ? = (270% of 6.01)²
15
5
10
12
2
Solution:

Q14. 
243
343
234
253
223
Solution:
? ≃ 175/0.72
≃ 243

Q15. 
78
81
62
80
70
Solution:

                                              




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