Distance, rate and time solve for each problem listed below. Need help asap

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?

Which of the following represents the length of a diagonal of this trapezoid?

Graph the line y=4/3 x+1 . use the line tool and select two points on the line.