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Q:

If the simple interest on a sum of money at 5% per annum for 3 years is Rs. 1200, find the compound interest on the same sum for the same period at the same rate.

A) Rs.1251 B) Rs.1261
C) Rs.1271 D) Rs,1281
 
Answer & Explanation Answer: B) Rs.1261

Explanation:

Clearly, Rate = 5% p.a .,

Time = 3 years

S.I =Rs.1200.

So,Principal

=Rs.(100 x 1200/3x5)

=Rs.8000.

 

Amount

=Rs.[8000 x (1+5/100)³]

=Rs(8000x21/20x21/20x21/20)

= Rs.9261

 

C.I

=Rs.(9261-8000)

=Rs.1261.

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

Q:

Which of the following is a film directed by Mr. Buddhadeb Das Gupta

A) Krantiveer B) Mohra
C) Character D) 1942 - A Love Story
 
Answer & Explanation Answer: A) Krantiveer

Explanation:
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Q:

Who is the author of the book 'WE INDIANS'

A) Khushwant Singh B) Mulk Raj Anand
C) Nirad C. Chaudhary D) Subramanya Swamy
 
Answer & Explanation Answer: A) Khushwant Singh

Explanation:
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Q:

In what time will Rs.1000 become Rs.1331 at 10% per annum compounded annually?

A) 2years B) 3years
C) 4years D) 5years
 
Answer & Explanation Answer: B) 3years

Explanation:

Principal = Rs.1000;

Amount = Rs.1331;

Rate = Rs.10%p.a.

 

Let the time be n years.Then

[1000(1+10/100)Λn;]

= 1331.

= (1331/1000)

= (11/10)³

 

Therefore n = 3 years.

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Q:

Who is the author of the Novel 'Les Miserables'

A) Fedric B) Victor Hugo
C) Steven Spielberg D) Alium Tofler
 
Answer & Explanation Answer: B) Victor Hugo

Explanation:
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Q:

If the simple interest on a sum of money for 2 years at 5% per annum is Rs. 50, what is the compound interest on the same at the same rate and for the same time?

A) Rs.51.25 B) Rs.52
C) Rs.53 D) Rs.54
 
Answer & Explanation Answer: A) Rs.51.25

Explanation:

Sum =Rs.(50 x 100/2x5)

= Rs. 500.

Amount

=[Rs.500x(1+5/100)²]

=Rs(500x21/20x21/20).

=Rs. 551.25

 

C.I

= Rs. (551.25 - 500)

= Rs. 51.25

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Q:

A sum of money invested at compound interest amounts to Rs. 800 in 3 years and to Rs. 840 in 4 years. The rate of interest per annum is

A) 6% B) 4%
C) 5% D) 7%
 
Answer & Explanation Answer: C) 5%

Explanation:

S.I. on Rs.800 for 1 year

=Rs[840 - 800]

= Rs.40

 

Rate

=(100x40/800x1)%

= 5%

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Q:

Who is the author of 'Anandmath'

A) Rabindranath Tagore B) Bankim Chandra Chattopadyaya
C) Sarojini Nayadu D) Jyotiba Phule
 
Answer & Explanation Answer: B) Bankim Chandra Chattopadyaya

Explanation:
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