Quantitative Aptitude - Arithmetic Ability Questions

Q:

The ratio of present ages of Ratnabali and Shaukat is 8:5. After 22 years the ratio of their ages will be 10:9. At present, what is Ratnabali's age?

A) 5 B) 14
C) 81 D) 8
 
Answer & Explanation Answer: D) 8

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Problems on Ages
Exam Prep: Bank Exams

1 1512
Q:

A solid cube is cut into 27 identical cubes. What is the percentage increase in the total surface area?

A) 150 B) 200
C) 300 D) 250
 
Answer & Explanation Answer: B) 200

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

0 1512
Q:

ABCD is a quadrilateral in which BD and AC are diagonals then

A) AB + BC + CD + AD< AC + BD B) AB + BC + CD + DA>AC + BD
C) AB + BC + CD + DA=AC + BD D) AB + BC + CD + DA>2(AC + BD)
 
Answer & Explanation Answer: B) AB + BC + CD + DA>AC + BD

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

0 1511
Q:

A tank can be filled in 30 minutes. There is a leakage which can empty the tank in 90 minutes. Therefore, the tank will be filled in

A) 60 min B) 45 min
C) 55 min D) 50 min
 
Answer & Explanation Answer: B) 45 min

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Pipes and Cistern
Exam Prep: Bank Exams

2 1511
Q:

An object travels 24 m in 3 s and then another 15 m in 2 s. What is the average speed of the object?

A) 7.8 m B) 7.8 m/s
C) 7.8 m-s D) 6.67 m/s
 
Answer & Explanation Answer: B) 7.8 m/s

Explanation:
Report Error

View Answer Report Error Discuss

0 1511
Q:

Two students appeared for an examination. One of them secured 26 marks more than the other and his marks were 75% of the sum of their marks. The marks obtained by them are

A) 53 and 27 B) 60 and 34
C) 39 and 13 D) 78 and 52
 
Answer & Explanation Answer: C) 39 and 13

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Average
Exam Prep: Bank Exams

1 1511
Q:

The mean of 12 observations is 15. One more observation is included and the new mean becomes 16. The 13th observation is

A) 2 B) 24
C) 26 D) 28
 
Answer & Explanation Answer: D) 28

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Average
Exam Prep: Bank Exams

0 1511
Q:

If the selling price is Rs 1680 after getting a discount of 16%, what was the marked price?

A) Rs 2000 B) Rs 1948.8
C) Rs 1411.2 D) Rs 1448
 
Answer & Explanation Answer: A) Rs 2000

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Simplification
Exam Prep: Bank Exams

0 1511