Aptitude and Reasoning Questions

Q:

Find the difference between place value and face value of 7 in 589573212.

A) 693 B) 6993
C) 69993 D) 699993
 
Answer & Explanation Answer: C) 69993

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Q:

The area of a semicircle is 308 sq.cm. Calculate its perimeter (in cm)

A) 144 B) 49
C) 98 D) 72
 
Answer & Explanation Answer: D) 72

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Q:

If x = [1/(√5 + √3)], y = [1/(√7 + √5)] and z = [1/(√7 + √3)], then what is the value of (x + y + z)?

A) 3/4(√7 – √3) B) √5 – √3
C) √7 + √5 D) 1/2(√7 + √3)
 
Answer & Explanation Answer: A) 3/4(√7 – √3)

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Q:

In the question two statements are given, followed by two conclusions, I and II. You have to consider the statements to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.

 


Statement I: All napkins are towels


Statement II: All rags are napkins


Conclusion I: Some towels are rags


Conclusion II: All rags are towels

 

A) Only conclusion I follows B) Only conclusion II follows
C) Both conclusions I and II follow D) Neither conclusion I nor conclusion II follows
 
Answer & Explanation Answer: C) Both conclusions I and II follow

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Filed Under: Statement and Conclusions
Exam Prep: Bank Exams

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Q:

A sum of Rs 10000 becomes Rs 14641 when invested at compound interest at the yearly interest rate of 20% per annum. If the compounding is done half yearly, then for how many years was the sum invested?

 

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

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Filed Under: Compound Interest
Exam Prep: Bank Exams

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Q:

X can finish 25% of a work in a day. Y can do 12.5% of the same work in a day. In how many days, will both of them finish the work together?

A) 2.67 days B) 2.33 days
C) 3.33 days D) 3.67 days
 
Answer & Explanation Answer: A) 2.67 days

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

At a telephone exchange, three phones ring at intervals of 20 sec, 24 sec and 30 seconds. If they ring together at 11 : 25 a.m, when will they next ring together?

A) 11:29 a.m. B) 11:27 a.m.
C) 11:51 a.m. D) 12:29 p.m.
 
Answer & Explanation Answer: B) 11:27 a.m.

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Filed Under: Clocks
Exam Prep: Bank Exams

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Q:

A mixture of 50 kg of cement and gravel contains 10% of gravel. How many kg of gravel must be added to make the gravel content 28% in the new mixture?

 

A) 14.5 B) 10.5
C) 12.5 D) 17.5
 
Answer & Explanation Answer: C) 12.5

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Filed Under: Alligation or Mixture
Exam Prep: Bank Exams , CAT

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