Shawn took a test in his Psychology class. The test contained 37 multiple-choice questions. Each question was worth 1 point. Shawn answered 31 questions correctly. Express Shawn's test score as a percent. You may round off to the nearest whole number. Show your work.

Which is a true statement about an exterior angle of a triangle a. it is formed by two segments that are not sides of the triangle, b. it forms a linear pair with one of the interior angles of the triangle, c. it is complementary to one of the interior angles of the triangle. d. it is formed by two segments that are sides of the triangle.

What is the factored form of the following expressions? d^2 – 13d + 36

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?