Aptitude and Reasoning Questions

Q:

There are 4 books on fairy tales, 5 novels and 3 plays. In how many ways can you arrange these so that books on fairy tales are together, novels are together and plays are together and in the order, books on fairytales, novels and plays ?

A) 12400 B) 17820
C) 17280 D) 12460
 
Answer & Explanation Answer: C) 17280

Explanation:

There are 4 books on fairy tales and they have to be put together. They can be arranged in 4! ways.

 

Similarly, there are 5 novels.They can be arranged in 5! ways.

 

And there are 3 plays.They can be arranged in 3! ways.

 

So, by the counting principle all of them together can be arranged in 4!´5!´3! ways = 17280

Report Error

View Answer Report Error Discuss

8 16386
Q:

Which of the four figures can replace the question mark?

 

 

A) A B) B
C) C D) D
 
Answer & Explanation Answer: A) A

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Image Analysis
Exam Prep: Bank Exams

0 16380
Q:

Arun said, "This girl is the wife of the grandson of my mother." Who is Arun to the girl ? 

A) Father B) Grandfather
C) Husband D) Father-in-law
 
Answer & Explanation Answer: D) Father-in-law

Explanation:

 Mother's grandson — Son, Son's wife — Daughter-in.law 

 

Report Error

View Answer Report Error Discuss

Filed Under: Blood Relations

54 16380
Q:

Sanjeev ranks seventh from the top and twenty eighth from the bottom in a class. How many students are there in the class?

A) 33 B) 36
C) 35 D) 34
 
Answer & Explanation Answer: D) 34

Explanation:

Total number of students in the class = 28 + 6 i.e, from top(7-1)

28 + 6 = 34  

Report Error

View Answer Report Error Discuss

64 16378
Q:

A shopkeeper fixes the marked price of an item 35% above its cost price. The percentage of discount allowed to gain 8% is

A) 18% B) 20%
C) 22% D) 24%
 
Answer & Explanation Answer: B) 20%

Explanation:

Let the cost price = Rs 100
then, Marked price = Rs 135

Required gain = 8%,
So Selling price = Rs 108
Discount = 135 - 108 = 27

Discount% = (27/135)*100 = 20%

Report Error

View Answer Report Error Discuss

Filed Under: Profit and Loss

29 16377
Q:

If the volume of the cube is 729 cm3, then the surface area of the cube will be

A) 486 sq.cm B) 456 sq.cm
C) 446 sq.cm D) 476 sq.cm
 
Answer & Explanation Answer: A) 486 sq.cm

Explanation:

volume = a3 = 729;

=> a = 9

 

surface area= 6a2 =  (6 x 9 x 9) = 486 sq.cm

Report Error

View Answer Report Error Discuss

Filed Under: Volume and Surface Area
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Bank Clerk , Bank PO

19 16371
Q:

Which of the following Venn diagrams correctly represents the following classes:

 

Karnataka, India, Asia

 

 

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

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Logical Venn Diagram
Exam Prep: Bank Exams

0 16369
Q:

In Maa Yatri Temple every devotee offers fruits to the orphans. Thus every orphan receives bananas, oranges and grapes in the ratio of 3:2:7 in terms of dozens. But the weight of a grape is 24 gm and  weight of a banana and an orange are in the ratio of 4:5, while the weight of an orangeis 150gm. Find the ratio of all the three fruits in terms of weight, that an orphan gets

A) 90:75:42 B) 180:150:82
C) 75:42:90 D) None of these
 
Answer & Explanation Answer: D) None of these

Explanation:

Ratio of fruits (by dozen) = 3:2:7

Ratio of fruits (by weight) =  120 :150: 24

Therefore, Ratio of fruits (combined) by weight = 3 x 120 : 2 x 150 : 7 x 24 = 30 : 25 : 14 

Report Error

View Answer Report Error Discuss

Filed Under: Ratios and Proportions

16 16365