### 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): Study the passage and answer the questions given.

Data given below shows the total number of books available in the college library which is 24,000. Ratio of medical (BDS and MBBS) to non-medical books is 7:9. Out of the total medical books (BDS and MBBS), the number of books for MBBS are 10% more than the number of books available for BDS.
Non-medical books consist of books for management, engineering, Diploma and BSC courses. 36% of the total non-medical books are for Diploma and BSC courses and out of this, are for BSC courses. The ratio of the number of books for management to number of books for engineering courses is 21 : 27.

Q1. The number of books available for engineering course is how much more or less than the number of books available for BDS course
120
140
160
170
180
Q2. Find the ratio of the total number of books available for MBBS and Diploma courses together to the total number of books available for management and engineering together?
205 : 216
216 : 205
26 : 27
23 : 24
209 : 216
Q3. The number of books available for management courses is what percent more or less than the number of books available for MBBS.
Q4. Total number of management and engineering books together is what percent of the total number of medical books in the library.
Q5. Find the difference between the total number of books for BDS and management courses together and the total number of books for engineering, BSC and Diploma courses together?
960
950
940
980
930
Directions (6-10): What approximate value will come in place of (?) in the following questions?

Q6. 39.98% of ? – 49.97% of 360.01 = 39.98% of 259.97
605
590
710
845
455
Q7. 429
529
329
469
489
Q8. 223.97 + 369.04 + 459.93 – 381.03 = ?
370
470
572
672
772
Solution:
? ≃ 224 + 369 + 460 – 381
? ≃ 1053 – 381
? ≃ 672

Q9. 13
17
21
23
27
Q10. 109.97 ÷ 21.96 × 59.97 + 314.94 =? + 219.97
495
395
695
275
345
Solution:
? ≃ 110 ÷ 22 × 60 + 315 – 220
? ≃ 615 – 220
? ≃ 395

Q11. Ratio of radius to height of a cylinder is 1 : 8. If the height of cylinder is reduced by
then find percentage change in total surface area of cylinder.
Q12. A hemispherical bowl of radius ‘R’ is melted to form four spheres of radius ‘r’. Find relation between their radii?
2R = r
R = 2r
R = 3r
4R = 3r
2R = 3r
Q13. When a sphere is cut into two hemisphere the total surface area of two hemisphere is equal to the area of circle whose radius is equal to the side of square whose area is 144 cm². Then find the radius of sphere ?
2√3 cm
3√6 cm
8 cm
2√6 cm
6 cm
Solution:
Let radius of circle be r cm.
∴ r = a = √144 = 12 cm
ATQ,
Let radius of hemisphere be R.
3πR² + 3πR² = πr²
6πR² = π × 12 × 12
R = √24 = 2√6 cm

Q14. Two inlet pipes A and B can fill an empty tank in 12 hours and 15 hours respectively by working alone while an outlet pipe can empty the full tank in 8 hours . The inlet pipes are kept open for all the time but the outlet pipe was opened for one hour after every two hours .Find in how many hours will the tank be filled?
8 hours 24 minutes
10 hours 15 minutes
9 hours 10 minutes
9 hours 6 minutes
None of these
Q15. The time taken by a boat to row 12 km against the stream is same as time taken by boat to row 21 km with the stream. If speed of boat in still water is 5.5 kmph then find speed of boat is how much percent more than speed of stream?

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