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Q.

Rs.8000 became Rs.9621 in a certain interval of time at the rate of 5%per annum of C.I.


Find the time.


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a

2

b

3

c

4

d

5 

answer is B.

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Detailed Solution

Concep- Amount= Rs. 9261
Rate =5%  
Principal = Rs. 8000
CI=   Rs. 9261
Now, CI =P 1+ R 100 n  
9261 8000 = 105 100 n  
21 20 = 21 20 n  
n=3 years   
Hence, the correct answer is option 2.
 
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