How many 4 card hands that contain exactly 3 aces and 1 queen can be chosen from a 52 card deck? you don't need to show your work. plz

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?

Micheal is 4 times as old as brandon and is also 27 years older than brandon. how old is micheal

Jessica is organizing a guided tour of the rain forest. the average profit per person that the touring company makes is given by the rational expression 18x+35/x, where x is the number of people going on the tour. what does the numerator of this rational expression represents?