Aptitude and Reasoning Questions

Q:

8 couples (husband and wife) attend a dance show "Nach Baliye' in a popular TV channel ; A lucky draw in which 4 persons picked up for a prize is held, then the probability that there is atleast one couple will be selected is :

A) 8/39 B) 15/39
C) 12/13 D) None of these
 
Answer & Explanation Answer: B) 15/39

Explanation:

P( selecting atleast one couple) = 1 - P(selecting none of the couples for the prize) 

 

 = 1-16C1× 14C1×12C1×10C116C4=1539

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Filed Under: Probability
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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64 15883
Q:

Insert the missing character depicted by '?'

 

 

 

A) 41 B) 64
C) 35 D) 61
 
Answer & Explanation Answer: B) 64

Explanation:
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Filed Under: Arithmetical Reasoning
Exam Prep: Bank Exams

0 15865
Q:

Refer the below data table and answer the following question.

If the imports in 2012 was Rs. 600 crores and the total exports in the years 2012 and 2013 together was Rs. 4000 crores, then the imports in 2013 was ?

 

A) 600 B) 3400
C) 5100 D) 2267
 
Answer & Explanation Answer: C) 5100

Explanation:
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Filed Under: Table Charts
Exam Prep: Bank Exams

0 15864
Q:

Two pipes A and B can separately fill a cistern in 10 and 15 minutes respectively. A person opens both the pipes together when the cistern should have been was full he finds the waste pipe open. He then closes the waste pipe and in another 3 minutes the cistern was full. In what time can the waste pipe empty the cistern when fill  ?

A) 8.21 min B) 8 min
C) 8.57 min D) 8.49 min
 
Answer & Explanation Answer: C) 8.57 min

Explanation:

1/10 + 1/15 = 1/6 x 3 = 1/2

1 - 1/2 = 1/2

1/10 + 1/15 - 1/x = 1/2

x = 8.57 min

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Filed Under: Pipes and Cistern
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36 15851
Q:

Refer the below data table and answer the following question.

Software was what percent of total exports?

A) 20 percent B) 22.5 percent
C) 25 percent D) 17.5 percent
 
Answer & Explanation Answer: A) 20 percent

Explanation:
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Filed Under: Table Charts
Exam Prep: Bank Exams

0 15841
Q:

Identify the diagram that best represents the relationship among classes given below:

Stationery items, Pencils, Potatoes

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: D) 4

Explanation:
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Filed Under: Logical Venn Diagram
Exam Prep: Bank Exams

3 15838
Q:

Refer the below data table and answer the following question.

Jewellery was what percent of total exports?

A) 20.88 percent B) 18.38 percent
C) 23.38 percent D) 15.88 percent
 
Answer & Explanation Answer: B) 18.38 percent

Explanation:
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Filed Under: Table Charts
Exam Prep: Bank Exams

0 15837
Q:

Find the total numbers greater than 4000 that can be formed with digits 2, 3, 4, 5, 6 no digit being repeated in any number ?

A) 120 B) 256
C) 192 D) 244
 
Answer & Explanation Answer: C) 192

Explanation:

We are having with digits 2, 3, 4, 5 & 6 and numbers greater than 4000 are to be formed, no digit is repeated.

 

The number can be 4 digited but greater than 4000 or 5 digited.

 

Number of 4 digited numbers greater than 4000 are
4 or 5 or 6 can occupy thousand place => 3 x P34 = 3 x 24 = 72. 

 

5 digited numbers = P55 = 5! = 120 

So the total numbers greater than 4000 = 72 + 120 = 192

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Filed Under: Permutations and Combinations
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21 15832