8
Q:

Reena took a loan of Rs. 1200 with simple interest for as many years as the rate of Interest. If she paid Rs. 432 as interest at the end of the loan period, what was the rate of interest?

A) 3.6 B) 6
C) 18 D) cannot be determined

Answer:   B) 6



Explanation:

Let rate = R% and time = R years.

 

Then, 1200×R×R100=432

 12R2=432

 

=> R = 6.

Q:

The simple interest on a certain sum at the end of three years at 5%p.a. is ₹1,200. The compound interest on the same sum for the same period at the same rate is (interest compounded yearly):

 

A) ₹1,800 B) ₹1,261
C) ₹820 D) ₹1,260
 
Answer & Explanation Answer: B) ₹1,261

Explanation:
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1 1257
Q:

A sum of money invested for 4 years and 9 months at a rate of 8% simple interest per annum became Rs. 1,035 at the end 0 of the period. What was the sum that was initially invested?

 

A) Rs. 700 B) Rs. 675
C) Rs. 725 D) Rs. 750
 
Answer & Explanation Answer: D) Rs. 750

Explanation:
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4 334
Q:

At what percent of simple interest will a sum 0f money double itself in 15 years?

A) 6 1/3% B) 6 2/3%
C) 6 1/2% D) 6%
 
Answer & Explanation Answer: B) 6 2/3%

Explanation:
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3 376
Q:

What is the total earning after 2 years from Rs.18,750 on variable compound interest if the rate of interest for the first 4 year is 4% and for the second, it is 8%?

A) ₹ 1,740 B) ₹ 1,760
C) ₹ 1,670 D) ₹ 2,310
 
Answer & Explanation Answer: D) ₹ 2,310

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1 1904
Q:

The simple interest on a sum of Rs.50,000 at the end of two years is Rs.4,000. What would be the compound interest on the same sum at the same rate for the same period ?

 

A) 4,040   B) 4,080  
C) 4,008   D) 8,000  
 
Answer & Explanation Answer: B) 4,080  

Explanation:
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1 1909
Q:

Rs. 775 invested for 6 years gives an interest of Rs. 372. The rate of simple interest per annum is:

 

A) 8% B) 7%
C) 9% D) 7.5 %
 
Answer & Explanation Answer: A) 8%

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2 397
Q:

In how many wars will an amount be doubled at 28.75% annual rate of interest?

 

A) 3.00 B) 3.90
C) 3.47 D) 6.00
 
Answer & Explanation Answer: C) 3.47

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0 1239
Q:

If in 13 years a fixed sum doubles at simple interest, what will be the interest rate per year? (Correct to two decimal places)

 

A) 8.69%   B) 7.69%  
C) 7.29%   D) 7.92%  
 
Answer & Explanation Answer: B) 7.69%  

Explanation:
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0 247