At noon, the shadow of a flagpole is 10 feet long. at the same time, the shadow of a 140-foot tall building is 60 feet long. what is the height of the flagpole? round your answer to the nearest foot.

The total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?

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?

Lena draws a square with an area that is greater than the area of rectangle b. what are two possible side lengths of lena's square? explain.