Whats the answer? i've been stuck on it for a while:

During a math game, a team kept track of their answers. The following diagram describes the number of answers they got right to the number they got wrong.
Right: 10
Wrong: 2

What is the ratio of right answers to wrong answers?
Choose 1 answer:
a) 1:5
b) 5:1
c) 1:6
d) 6:5