Final answer:
The given information does not provide the number of ounces or crab cakes in the Crab Cakes entrée. The accompaniments for the Crab Cakes entrée are not mentioned.
Step-by-step explanation:
The Crab Cakes entrée is not mentioned in the given information, so we cannot determine the exact number of ounces or crab cakes in it. Additionally, the information provided about the 10 people eating 7 ounces of shrimp each is not directly related to the Crab Cakes entrée. Therefore, without additional information, we cannot answer the question about the number of ounces or crab cakes in the Crab Cakes entrée.
As for what the Crab Cakes entrée is served with, the given information does not mention any specific accompaniments. Crab cakes are typically served with side dishes such as salad, vegetables, or potato dishes.