question_answer

Mr. Agarwal lent \[\text{Rs}.\] 30000 for 4 years and \[\text{Rs}.\]20000 for 2 years, both at the same rate of interest. If Mr. Agarwal gets \[\text{Rs}.\] 9600 as the interest against the above investments, find the rate of interest.

A)  6%                 

B)    3%                 

C)    4%                 

D)    5%