The cost per bushel of corn at Farm A is constant. The graph shows the total cost, C, in dollars or purchasing different numbers of bushels of corn, b, at the farm. a. What is the dependent variable?

b. What is the independent variable?

c. What equation could be used to solve this problem?

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?