Question :_x005F_x000D_ What is the sum which earned interest ?_x005F_x000D_ Statements :_x005F_x000D_ a. The total simple interest was Rs. 9000 after 9 years.b. The total of sum and simple interest was double of the sum after 6 years.

• A. Only a is sufficient
• B. Neither a nor b is sufficient
• C. Only b is sufficient
• D. Both a and b sufficient