You most likely will win a token. you have the advantage as the most they can win is 1 token if you lose, but you can win 3 tokens.
The second numbers in each of the ordered pairs is the range
Answer: 
Step-by-step explanation:
Given
The odds against winning in a chess tournament are 1 to 11.
Odds is defined as the ratio of the probability of occurrence to the non-occurrence of event.

Probability of non-occurrence i.e. she wins the first prize is

Given:

Find: values belong to the solution
Explanation:

and

so those values are solution which is x<12
i.e; x=4 and x=11