Alexis has a rectangular piece of red paper that is 4 centimeters wide. its length is twicw its width. she glues a rectangular and piece of blue paper on top of the red piece measuroing 3 centimeters by 7 centimeters. how many square centimeters of red paper will be visible on to? p

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?

Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122

How much money does ron have left each month after his fixed expenses? ron graduated from college five years ago. he recently bought a house, but shares it with a housemate who pays him $800 a month for rent and utilities. ron is putting a budget worksheet together so he will have a better idea of where his money is going and where he can save. enlarge