1.

A certain sum earns simple interest of Rs. 800 in 2 years at a certain rate of interest. If the same sum earns compound interest of Rs. 845 in the same period of 2 years, What must be the rate of interest?

A. 5% p.a.
B. 7.5% p.a.
C. 10% p.a.
D. 12.5% p.a.
Answer» D. 12.5% p.a.


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