What’s 8 divided by 9

If 1 is divided by the sum of y& 4. the result is equal to 3 divided by 4 .find the value of m?

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

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?