Aptitude and Reasoning Questions

Q:

How many cubes of 10cm edge can be put in a cubical box of 1m edge

A) 10 B) 100
C) 1000 D) 10000
 
Answer & Explanation Answer: C) 1000

Explanation:

Number of cubes= (100x100x100) / (10x10x10)= 1000

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams
Job Role: Bank PO

45 16722
Q:

The third proportional tox2-y2 and x-y is :

A) (x + y ) B) (x - y)
C) (x + y) / ( x - y) D) (x -y) / ( x + y)
 
Answer & Explanation Answer: D) (x -y) / ( x + y)

Explanation:

Let the third proportional to x2-y2 and x-y be z. Then, 

 

x2-y2:x-y::x-y:z  

 

=>x2-y2*z=x-y2  

 

=> z=x-y2x2-y2=x-yx+y

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Filed Under: Ratios and Proportions

65 16709
Q:

In a party there are 5 couples. Out of them 5 people are chosen at random. Find the probability that there are at the least two couples ?

A) 6/7 B) 19/21
C) 7/31 D) 5/21
 
Answer & Explanation Answer: D) 5/21

Explanation:

Number of ways of (selecting at least two couples among five people selected) = (⁵C₂ x ⁶C₁)

As remaining person can be any one among three couples left.

Required probability = (⁵C₂ x ⁶C₁)/¹⁰C₅
= (10 x 6)/252 = 5/21

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Filed Under: Probability
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Bank Clerk , Bank PO

12 16704
Q:

Refer the below data 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. 4400 crores, then the imports in 2013 was ?

 

A) 3232 B) 4622
C) 3666 D) 3938
 
Answer & Explanation Answer: D) 3938

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

0 16696
Q:

Refer the below data table and answer the following question.

What was the total profit or loss of the company in last 5 years?

A) Loss of Rs 15 crores B) Profit of Rs 5 crores
C) Profit of Rs 15 crores D) Loss of Rs 5 crores
 
Answer & Explanation Answer: D) Loss of Rs 5 crores

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

0 16695
Q:

Should India become a permanent member of UN's Security Council?

Arguments:

I. Yes. India has emerged as a country which loves peace and amity.

II. No. Let us first solve problems of our own people like poverty, malnutrition.

A) Only argument I is strong B) Only argument II is strong
C) Neither I nor II is strong D) Both I and II are strong
 
Answer & Explanation Answer: A) Only argument I is strong

Explanation:
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Filed Under: Statement and Arguments
Exam Prep: GRE

13 16690
Q:

What is the principal sum?
I. The sum amounts to Rs. 690 in 3 years at S.I.
II. The sum amounts to Rs. 750 in 5 years at S.I.
III. The rate of interest is 5% p.a.

A) I and III only B) II and III only
C) I and II only D) Any two of the three
 
Answer & Explanation Answer: D) Any two of the three

Explanation:

Clearly, any of the three will give us the answer

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Filed Under: Simple Interest
Exam Prep: Bank Exams
Job Role: Bank PO

11 16683
Q:

Refer the below data table and answer the following question.

If 400 calories are burned by jogging 5 km, how many calories are burnt in the given week?

 

A) 1280 calories B) 1330 calories
C) 1230 calories D) 1180 calories
 
Answer & Explanation Answer: A) 1280 calories

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

0 16678