The sum of one-half a number, one-third of the number, and one-twelfth of the number is 22. find the original number

The rumpart family is building a new room onto their house. the width of the new room will be 16 feet. the length of the room will be 4% greater than the width. write an expression to find the length of the new room. what will be the area of this new room?

Calculate the density of benzene if 300ml of it weighs 263g. a. 0.88 g/ml b. 1.14 g/ml c. 78,900 g/ml d. 37 g/ml

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?