# Quantitative Aptitude For NIACL AO Phase II: 5th February 2019

Dear Aspirants,

### Quantitative Aptitude Quiz For NIACL AO

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.

Directions (1-5): The following table shows the number of employees working in various companies in 4 different years.

Note: T = total employee, M : F = ratio of male and female employees.

Q1. In 1991,female employees of company A andmale employees of company E were invited in a meeting. Find the difference between male and female employees who attended the meeting ?

18
12
10
20
None of these
Solution:

Q2. A list was made by listing the number of female employees of all companies in 1992. Somehow the number of female employees of company C was swapped with number of male employees of same company. Find by what number the total number of female employees in all companies differ ?

233
166
133
266
None of these
Solution:

Q3. In 1993, company A and C undertook a contract to complete a work in 30 days. If in 25 days only 2/3 of work was completed, then how many more women should be hired to complete the work in time ? (only women are working on that work)

1620
1700
1371
1731
None of these
Solution:

Q4. Find the ratio of number of male employee of company C and D together in 1991 and that of company B and E together in 1993 ?

3 : 2
33 : 26
11 : 9
5 : 4
None of these
Solution:

Q5.of female employees of company A in 1991 are what percent of male employee of company B in same year ?

Solution:

Q6. A cistern can be filled by two pipes filling separately in 12 and 16 minutes respectively. Both pipes are opened together for a certain time but at the same time both pipes were clogged and only 7/8 of full quantity of water flows through the former and only 5/6 through the latter pipe. The obstructions, however, suddenly removed after which the cistern was filled in 3 minutes from that moment. For how long the pipes were clogged?

Solution:

Q7. A bag has 4 red and 5 black balls. A second bag has 3 red and 7 black balls. One ball is drawn from the first bag and two from the second. The probability that there are two black balls and a red ball is:

14/45
11/45
7/15
9/54
None of these
Solution:

Q8. In a bag there are 7 red balls and 5 green balls. Three balls are picked at random. What is the probability that two balls are red, and one ball is green in color?

29/44
21/44
27/44
23/44
19/44
Solution:

Q9. Pipe A and B can fill a tank in 20 minutes and 25 minutes respectively. A third pipe C can empty it in 10 minutes. The first two pipes are kept open for 8 minutes in the beginning and then the third pipe is also opened. In what time will the tank become empty?

72 minutes
64 minutes
56 minutes
48 minutes
None of these
Solution:

LCM of 20, 25 and 10 = 100 units
A can fill (100/20)=5 units in one min.
And B can fill (100/25)=4 units in one min.
Third pipe empties (100/10)= 10 units in one min.
In the beginning the tank filled by (A + B) in 8 minutes = 8 × (5 + 4) = 72 units
Third pipe empties 10 units every hour.
∴ Tank will be emptied in 72 minutes.

Q10. The present ages of Ranjana and Rakhi are in the ratio of 15 : 17 respectively. After 6 years, the respective ratio between the age of Ranjana and Rakhi will be 9 : 10. What will be the age of Ranjana after 6 years ?

Other than those given as options
40 years
34 years
30 years
36 years
Solution:

Directions (11-15): What will come in place of (?) in the following number series problems?

Q11. 1, 4, 15, 64, 325, ?

1856
1844
1952
1956
1786
Solution:

Series is ×2+2, ×3+3, ×4+4, ×5+5, ×6+6
∴ ? = 325 × 6 + 6 = 1956

Q12. 100, 121, 144, 169, 196, ?

225
230
235
240
245
Solution:

Q13. 6, 3, 3, 4.5, 9, ?

23.5
20
22.5
21.5
24
Solution:

Q14. 3, 4, 9, 28, 113, ?

566
685
775
705
675
Solution:

Q15. 441, 484, 529, 576, 625, ?

676
678
680
682
684
Solution:

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