A store sells wine glasses in boxed sets. Each box contains either 4 or 6 matching glasses. The store has a total of 78 boxes, which contain a total of 384 wine glasses. How many boxes contain 6 wine glasses?

The last time i bought this product , it cost $20.00 but it looks like it cost 29. 60 today? what is the increase

There are 15 plates and each plate is either 7 or 12 inches diameter. which systems of equations do you use to find the number of 7 inch plates, x and 12 inch plates, y

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old