If x and y are each chosen from the set \{1,2,3,5,10\}, the largest possible value of \frac xy+\frac yx is
Answer Choices
A. 2
B. 12\frac12
C. 10\frac{1}{10}
D. 2\frac12
E. 20
If x and y are each chosen from the set \{1,2,3,5,10\}, the largest possible value of \frac xy+\frac yx is
Answer Choices
A. 2
B. 12\frac12
C. 10\frac{1}{10}
D. 2\frac12
E. 20