1.

A sum of money becomes $${7 over6}$$ of itself in 3 years at a certain rate of simple interest. The rate of interest per annum is:

A. $$5{5 over9} %$$
B. $$6{5 over9} %$$
C. 18%
D. 25%
Answer» B. $$6{5 over9} %$$


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