What will happen? (Newton's 1st Law Egg Drop)

What is the length of the unknown leg in the right triangle ?

According to the data set, where should the upper quartile line of the box plot be placed?

Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?