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Practice Questions
Note: You can add tough questions into your favourite list for second revision. 
The compound interest on a sum of money for 2 years is Rs. 832 and the simple interest on the same sum for the same period is Rs. 800. The difference between the compound interest and the simple interest for 3 years will be :  
A.  Rs. 48 [Wrong Answer] 
B.  Rs. 66.56 [Wrong Answer] 
C.  Rs. 98.56 [Correct Answer] 
D.  None of these [Wrong Answer] 
View Answer
Explanation:
Answer : C Discuss it below :Difference in C.I. and S.I. for 2 years = Rs. 32. S.I. for one year = Rs. 400. So S.I. on Rs. 400 for one year = Rs. 32. So, Rate = Click here for more comments 
The simple interest on a certain sum of money for 3 years at 8% per annum is half the compound interest on Rs. 4000 for 2 years at 10% per annum. The sum placed on simple interest is :  
A.  Rs. 1550 [Wrong Answer] 
B.  Rs. 1650 [Wrong Answer] 
C.  Rs. 1750 [Correct Answer] 
D.  Rs. 2000 [Wrong Answer] 
View Answer
Explanation:
Answer : C Discuss it below :C.I. = Rs. Click here for more comments 
A sum of money lent at compound interest for 2 years at 20% per annum would fetch Rs. 482 more, if the interest was payable halfyearly than if it was payable annually. The sum is :  
A.  Rs. 10,000 [Wrong Answer] 
B.  Rs. 20,000 [Correct Answer] 
C.  Rs. 40,000 [Wrong Answer] 
D.  Rs. 50,000 [Wrong Answer] 
View Answer

Sam invested Rs. 15,000 @ 10% per annum for one year. If the interest is compounded halfyearly, then the amount received by Sam at the end of the year will be :  
A.  Rs. 16,500 [Wrong Answer] 
B.  Rs. 16,525.50 [Wrong Answer] 
C.  Rs. 16,537.50 [Correct Answer] 
D.  Rs. 18,150 [Wrong Answer] 
View Answer
Explanation:
Answer : C Discuss it below :P = Rs. 15000; R = 10% p.a. = 5% per halfyear; T = 1 year = 2 halfyears. Amount = Rs. Click here for more comments 
What will be the compound interest on a sum of Rs. 25,000 after 3 y ears at the rate of 12 p.c.p.a. ?  
A.  Rs. 9000.30 [Wrong Answer] 
B.  Rs. 9720 [Wrong Answer] 
C.  Rs. 10483.20 [Wrong Answer] 
D.  Rs. 10123.20 [Correct Answer] 
View Answer
Explanation:
Answer : D Discuss it below :Amount = Rs Click here for more comments 
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