If house tax is paid before the due date, one gets a reduction of 12% on the amount of the bill. By paying the tax before the due date, a person got a reduction of Rs. 2,100. The amount (in Rs.) of house tax was:

A. 6% B. 10% C. 60% D. 90%

A. 8 B. 15 C. 27 D. 35

A. 0.2 B. 0.02 C. 0.005 D. 0.05

A. $$\frac{1}{4}$$ B. $$\frac{1}{3}$$ C. $$\frac{1}{2}$$ D. $$\frac{2}{3}$$