The ratio of red to blue socks in a drawer is 9:11.

A: What is the ratio of red to total socks in the drawer?
B: What is the ratio of blue to total socks in the drawer?

Select one answer choice for A, and select one answer choice for B.

A: 20/11
A: 20/9
B: 11/20
A: 9/20
B: 20/9
B: 20/11
A: 11/20
A: 11/9
B: 11/9
B: 92/0