A Starting from Buttonville airport, two planes, carrying radio equipment with a 400-km
range, leave simultaneously so that their flight paths form a 125° angle with the airport.
After 1 h, one plane has travelled 250 km and the other has travelled 300 km. Can
they make radio contact with each other? Justify your answer.

Solve the system by the elimination method. x + y - 6 = 0 x - y - 8 = 0 when you eliminate y , what is the resulting equation? 2x = -14 2x = 14 -2x = 14

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?

There are 45 questions on your math exam. you answered 810 of them correctly. how many questions did you answer correctly?