Aptitude and Reasoning Questions

Q:

In the given figure, E and F are the centers of two identical circles. What is the ratio of area of triangle AOB to the area of triangle DOC?

A) 1 : 3 B) 1 : 9
C) 1 : 8 D) 1 : 4
 
Answer & Explanation Answer: B) 1 : 9

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

If A, B and C together do a job in 4 days, A and C together do the job in 4.5 days and B and C together do the job in 12 days then in how many days can C alone do the job?

A) 36 B) 6
C) 18 D) 12
 
Answer & Explanation Answer: C) 18

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

Pannalal has done 1/3rd of a job in 20 days, Saiprasad completes the rest of the job in 10 days. In how many days can they together do the job?

A) 12 days B) 6 days
C) 3 days D) 24 days
 
Answer & Explanation Answer: A) 12 days

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Filed Under: Time and Work
Exam Prep: AIEEE , Bank Exams , CAT

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Q:

The average of three consecutive odd numbers is 52 more than 1/3rd of the largest of these numbers. What is the smallest of these numbers?

A) 79 B) 75
C) 81 D) 77
 
Answer & Explanation Answer: D) 77

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

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Q:

Area of 4 walls of a cuboid is 57 sq m, if its length is 5.5 m and height is 3 m. What is its breadth (in m)?

A) 4.5 B) 4
C) 3 D) 3.5
 
Answer & Explanation Answer: B) 4

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Filed Under: Area
Exam Prep: Bank Exams

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Q:

A and B have to type a book together containing 120 pages. A takes 9 hrs to type 36 pages and B takes 5 hrs to type 40 pages. A typed first 60 pages alone and the last 60 pages were typed by A and B together. How much time (in hours) will be taken to type the complete book?

A) 24 B) 20
C) 12 D) 15
 
Answer & Explanation Answer: B) 20

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

In an arithmetic progression if 13 is the 3rd term, -­47 is the 13th term, then ­-17 is which term?

A) 9 B) 10
C) 7 D) 8
 
Answer & Explanation Answer: D) 8

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Filed Under: Numbers
Exam Prep: Bank Exams

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Q:

Length of two trains are 150 m and 200 m respectively and the ratio (shorter: longer) of their speed is 2 : 5. If they cross each other in opposite direction in 15 second then in what time faster train will overtake the slower train.

A) 20 seconds B) 25 seconds
C) 32 seconds D) 35 seconds
 
Answer & Explanation Answer: D) 35 seconds

Explanation:

Let speed of slower train = 2x
⇒ speed of faster train = 5x
ATQ, (150 + 200)/(2x + 5x) = 15
x = 10/3
Time required=350/[50/3–20/3]= 35 seconds

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