Exams


Q:

One fill pipe A is 3 times faster than second fill pipe B and takes 32 minutes less than the fill pipe B. When will the cistern be full if both pipes are opened together?

A) 6 min B) 8 min
C) 12 min D) 10 min
 
Answer & Explanation Answer: C) 12 min

Explanation:

Let pipe A takes p min to fill

Then,

pipe B takes 3p min to fill

=> 3p - p = 32

=> p = 16 min => 3p = 48 min

 

Required, both pipes to fill = (48 x 16)/(48 + 16) min = 12 min.

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Filed Under: Pipes and Cistern
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

20 15111
Q:

Refer the below data table and answer the following question.

Who has the least weight to height ratio?

A) Anju B) Ankitha
C) Anupama D) Anuradha
 
Answer & Explanation Answer: C) Anupama

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

0 15109
Q:

Square units 13 by 9 of an office area is

A) 97 B) 117
C) 107 D) 127
 
Answer & Explanation Answer: B) 117

Explanation:

Square units 13 by 9 of an office means office of length 13 units and breadth 9 units.

 

Now its area is 13x 9 = 117 square units or units square.

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

24 15109
Q:

How is my father's mother's only daughter-in-law's daughter's father related to me ?

A) Son-in-law B) Uncle
C) Son D) Father
 
Answer & Explanation Answer: D) Father

Explanation:

My fahter's mother's only daughter-in-law is my father's wife i.e. my mother. My mother's daughter is my sister. My sister's father is my father.

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Filed Under: Blood Relations
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
Job Role: Bank Clerk , Bank PO

21 15106
Q:

A cubical block of metal weighs 6 pounds. How much will another cube of the same metal weigh if its sides are twice as long?

A) 48 B) 12
C) 36 D) 60
 
Answer & Explanation Answer: A) 48

Explanation:

If you double the sides of a cube, the ratio of the surface areas of the old and new cubes will be 1: 4. The ratio of the volumes of the old and new cubes will be 1: 8.

Weight is proportional to volume. So, If the first weighs 6 pounds, the second weighs 6x8 pounds =48.

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Filed Under: Ratios and Proportions
Exam Prep: GRE

44 15100
Q:

The average age of 80 boys in a class is 15. The average age of group of 15 boys in the class is 16 and the average of another 25 boys in the class is 14. What is the average age of the remaining boys in the class ?

A) 12.24 yrs B) 13.25 yrs
C) 16 yrs D) 15.25 yrs
 
Answer & Explanation Answer: D) 15.25 yrs

Explanation:

Total ages of 80 boys = 15 x 80 = 1200 yrs.
Total age of 16 boys = 15 x 16 = 240 yrs
Total age of 25 boys = 14 x 25 = 350 yrs.
Average age of remaining boys = 1200 - (240+350) / 80 - (25+15) = 610/41 = 15.25 yrs.

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Filed Under: Problems on Ages
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
Job Role: Bank Clerk , Bank PO

11 15093
Q:

Read the statement and select a conclusion from the given alternatives.

 

Statement :

 

The Official Secret Act (OSA) enacted by the 'ABC' Government in the year 1930 seems to be one of the major sources of corruption in the country 'X'.

 

Conclusions :

 

I. The Official Secret Act has to be abolished immediately to put an end to the corruption in the country 'X'.

II. The 'ABC' Government had an intention of encouraging corruption in the Government offices.

 

 

A) Only conclusion I follows B) Only conclusion II follows
C) Either I or II follows D) Neither I nor II follows
 
Answer & Explanation Answer: A) Only conclusion I follows

Explanation:
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Filed Under: Statement and Conclusions
Exam Prep: Bank Exams

0 15085
Q:

Refer the below data table and answer the following question.

 

How many students have scored marks 20 or more but less than 40?

A) 43 B) 60
C) 30 D) 103
 
Answer & Explanation Answer: C) 30

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

0 15081