How many whole numbers have a square root value between 4 and 5?

Which of the following is the correct ratio for converting kilograms to grams

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

Val and tony get paid per project. val is paid a project fee of $44 plus $12 per hour. tony is paid a project fee of $35 plus $15 per hour. write an expression to represent how much a company will pay to hire both to work the same number of hours on a project.