A collection of 108 coins containing only quarters and nickels is worth 21$ Which value could replace q on the chart?

21

108

21-n

108-n

If sec theta = 5/3 and the terminal point determined by theta is in quadrant 4, then

If chord ab is congruent to chord cd, then what must be true about ef and eg?

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?