Jane surveys a random sample of 200 students from her middle school to learn what type of school lunch is preferred. The table below shows the result of the survey: Lunch Type Sandwich Hot Dog Salad
Number of students 84 85 31

Which of the following inferences can be made based on the data?
A sandwich is the most preferred lunch.
A sandwich is two times more popular than a salad.
Sandwiches and hot dogs are almost equally preferred.
A hot dog is almost two times more popular than a salad.

Ineed to know the answer to this algebra question.

Aquadrilateral has exactly one pair of parallel sides. which name best describes the figure?

Carla was trying to decide what to do saturday evening. she has $100 available to spend for the evening. she has narrowed her choices down to these events: braves game, a concert of an artist she likes, or the georgia aquarium. admission to the braves game is $25, hot dogs cost $10, sodas cost $5. the concert costs $25 for admission, $20 for a souvernir t-shirt, and $10 for a soda. the georgia aquarium has the show of a lifetime with an all you can eat and drink that costs $100. carla does not want to take any driving chances, so in addition to the cost of the aquarium, she will also need to pay for her uber/lyft, which is $15 each way. which option should carla choose if she wants to spend the least? based on that choice, what then is carla's oppotunity cost? fully explain your answer in at least one paragraph.