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a survey of 30 students each from three different high schools was conducted to find the number of hours they spent every month on volunteer work. based on the median values of the data sets, represented here as dot plots, which conclusions are true?

select all the correct answers

the students in school 2 generally spend more time doing volunteer work than the students in school 1.

the students in school 1 generally spend more time doing volunteer work than the students in school 2.

the students in school 1 generally spend more time doing volunteer work than the students in school 3.

the students in school 1 generally spend less time doing volunteer work than the students in school 3.

the students in school 3 generally spend more time doing volunteer work than the students in school 2.

Kayla has a $500 budget for the school party.she paid $150 for the decorations.food will cost $5.50 per student. what inequality represents the number of students,s, that can attend the party?

God's gym charges a sign-up fee of $100 plus $30 per month. write an expression to represent how much someone would pay for a membership.

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.