Answer:
The simplified ratio of hotdogs to hamburger is;

Step-by-step explanation:
To simplify the ratio of hotdogs to hamburger we need to divide the ratio by their highest common factor(HCF).
Given the ratio as;

The HCF of 9 and 6 is 3.
dividing both ratio by 3, we have;

Therefore, the simplified ratio of hotdogs to hamburger is;
