Suppose that y varies jointly with w and x inversely with z and suppose that y=360 when w=6 x=20 and z=3 write the equation that models the relationship y= 8wx/z y=10z/wx y=10wx/z y=8z/wx

[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible

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?

Tanyss's house has 25 windows. her brother has washed 22 of the windows. what percent of the windows has her brother washed?