The ratio of right answers to wrong answers is 5 : 1
Ratio displays the relationship that exists between two values. It shows the number of times a value is contained in another value.
In order to determine the answer, the following information is needed:
Right answers : wrong answers
10 : 2
Express in simplest terms by dividing both numbers by 2
5 : 1
To determine the answer, express the right and wrong answers as ratios in its simplest form
Please find attached an image of the diagram needed to answer this question.
To learn more about ratios, please check: https://brainly.com/question/23122525?referrer=searchResults