question_answer

Smith invested an amount of Rs. 12000 at the simple interest rate of 10 % and another amount at the simple interest rate of 20 % per annum. The total interest earned at the end of one year on the total amount invested became 14 % per annum. The total amount invested was:

A)  Rs. 24000                    

B)  Rs. 18000

C)  Rs. 25000                    

D)  Rs. 20000

E)  None of these