The ratio of the total compound interest of x% per year earned in firsts two years to the total simple interest of x% per year earned in first two years on the same amount is 11 : 10. What is the value of x?
A. 10%
B. 20%
C. 25%
D. 30%
E. 40%
A. 10%
B. 20%
C. 25%
D. 30%
E. 40%