85
Q:

What is the rate of interest p.c.p.a.?

I. An amount doubles itself in 5 years on simple interest.

II. Difference between the compound interest and the simple interest earned on a certain amount in 2 years is Rs. 400.

III. Simple interest earned per annum is Rs. 2000

A) I only B) II and III only
C) All I, II and III D) I only or II and III only

Answer:   D) I only or II and III only



Explanation:

I.P*R*5100=PR=20

 II.P1+R1002-P-P*R*2100=400=>pR2=4000000

 III.P*R*1100=2000=>PR=200000

 PR2PR=4000000200000R=20

 

Thus I only or (II and III) give answer.

 

 Correct answer is (D)

Subject: Compound Interest
Exam Prep: Bank Exams
Job Role: Bank PO
Q:

What is the compound interest on Rs. 48,000 for 2 years at 20% p.a., if interest is compounded annually?

A) Rs. 69,120 B) Rs. 21,120
C) Rs. 76,800 D) Rs. 72,000
 
Answer & Explanation Answer: B) Rs. 21,120

Explanation:
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Exam Prep: Bank Exams , CAT

5 591
Q:

A loan of Rs. 305 was taken at a certain rate per annum of compound interest, for 3 years. After 3 years the amount repaid was Rs. 670, calculate the rate of compound interest.

A) 30% B) 35%
C) 33% D) 25%
 
Answer & Explanation Answer: A) 30%

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Exam Prep: Bank Exams

9 1133
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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Exam Prep: Bank Exams

2 846
Q:

What is the difference (in Rs) between compound interest (compounded annually) and simple interest for 3 years on a principal of Rs 4000 at the rate of 30% per annum?

 

 

A) 976 B) 1024
C) 1188 D) 1276
 
Answer & Explanation Answer: C) 1188

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Exam Prep: Bank Exams

3 482
Q:

Rs. 10000 is being compounded at 20% per annum. Calculate the amount after 2 years if the rate of interest is charged half yearly.

A) 14600 B) 12500
C) 14642 D) 14641
 
Answer & Explanation Answer: D) 14641

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Exam Prep: Bank Exams

2 717
Q:

Find the compound interest on Rs. 62500 at 21% per annum for 1.5 years.

A) Rs. 20695 B) Rs. 19687.5
C) Rs. 20687.5 D) Rs. 21638.5
 
Answer & Explanation Answer: C) Rs. 20687.5

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Exam Prep: Bank Exams

4 811
Q:

If sum of Rs.1000 amount to Rs.1331 in 3 years, compounded annually. Then, find the rate of interest per annum?

A) 15% B) 30%
C) 10% D) 20%
 
Answer & Explanation Answer: C) 10%

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Exam Prep: Bank Exams

5 715
Q:

What is the difference between the maturity values, if Rs. 12500 is invested for 2 years at 20% per annum simple interest and compound interest?

A) Rs. 750 B) Rs. 650
C) Rs. 550 D) Rs. 500
 
Answer & Explanation Answer: D) Rs. 500

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Exam Prep: Bank Exams

2 677