Aptitude and Reasoning Questions

Q:

In a container, there is 960 ltr of pure milk from which 48 ltr of milk is replaced with 48 ltr of water, again 48 ltr milk is replaced by same amount of water, as this process is done once more. Now, what is the amount of pure milk?

A) 901.54 ltr B) 821.54 ltr
C) 719.64 ltr D) 823.08 ltr
 
Answer & Explanation Answer: D) 823.08 ltr

Explanation:

Amount of pure milk= a(1 –b/a)n(n = 3, a = pure milk and b = amount replaced)= 960 (1 –48/960)^3= 960(1-1/20)^3= 960 * 19/20 * 19/20*19/20= 823.08 lt.

Report Error

View Answer Report Error Discuss

Filed Under: Alligation or Mixture
Exam Prep: Bank Exams

1 2653
Q:

A can do a work in 8 days, B can do the same work in 10 days and C can do the same work in 12 days. If all three of them do the same work together and they are paid Rs 7400, then what is the share (in Rs) of B?

A) 2600 B) 3000
C) 2400 D) 2000
 
Answer & Explanation Answer: C) 2400

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Time and Work
Exam Prep: Bank Exams

0 2653
Q:

A train 500 m long, running at a uniform speed, passes a station in 35 sec. If the length of the platform is 221 m, the speed of the train in km/hr is

A) 721/35 B) 74.16
C) 24.76 D) 78.54
 
Answer & Explanation Answer: B) 74.16

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Problems on Trains
Exam Prep: Bank Exams

3 2653
Q:

In a certain code language, '+' represents 'x', '-' represents '+', 'x' represents '÷' and '÷' represents '-'. What is the answer to the following question?
24 x 6 - 8 + 2 = ?

A) 25 B) 50
C) 40 D) 20
 
Answer & Explanation Answer: D) 20

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Coding and Decoding
Exam Prep: Bank Exams

0 2652
Q:

The following pie diagram gives the marks scored by a student in different subjects- English , Hindi , mathematics , science and social science in an examination . Assuming that the total marks obtained for the examination are 540 , answer the question

The subject in which the student scored 105 marks is

A) English B) Hindi
C) Mathematics D) Science
 
Answer & Explanation Answer: B) Hindi

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Pie Charts
Exam Prep: Bank Exams

5 2649
Q:

The circular measure of the included angle formed by the hour hand and minute hand of a clock at 3 PM will be

A) π4 B) π3
C) 5π12 D) π2
 
Answer & Explanation Answer: D) π2

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Clocks
Exam Prep: Bank Exams

22 2649
Q:

Find out which of the answer figures (a), (b), (c) and (d) completes the figure matrix ?

A) a B) b
C) c D) d
 
Answer & Explanation Answer: D) d

Explanation:

In each row, the third figure is a combination of the first and second figure.

Report Error

View Answer Report Error Discuss

Filed Under: Figure Matrix

18 2649
Q:

If A denotes '+', B denotes '­', C denotes 'x' and D denotes '÷', then which of the following statement is true?

A) 8B6D2A4C3 = 15 B) 8A8B8C8 = ­48
C) 9C9B9D9A9 = 17 D) 3A3B3C3A3D3 = 4
 
Answer & Explanation Answer: B) 8A8B8C8 = ­48

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Coding and Decoding
Exam Prep: Bank Exams

3 2648