Antonio is at the grocery store. His favorite mac and cheese costs $1.60 per box. There is a sale: Buy 4 boxes, save $1. How much will the mac and cheese cost if he buys 4 boxes?

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

What are the greatest common factor of 75 and 30

Brad earns $12.75/hr and works 40 hours a week. what is his gross annual income?