Suppose that the university committee revised the space allocations for postgraduate and graduate students to 75ft^2, and for the department head to 225ft^2. The following formula predicts the office space needs for a department based on the type and number of personnel in thedepartment.

PredSpace=225+160Fac+160Mgr+150Lect+75Grad+120Clsv

The number of employees of the Chemistry department in each category are shown in thetable.

Category	Number of Employees
Head	1.00
Fac	45.25
Mgr	15.50
Lect	41.52
Grad	411.88
Clsv	25.24

Predict the space needs of the Chemistrydepartment.

Space Prediction: _________ ft^2