Aptitude - Compound Interest - Discussion

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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. 2x1/2% B. 4%
C. 5% D. 6x2/3%

Answer: Option C
Explaination:

 


Discussion

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