1. The controller of Furgee Industries has collected the following monthly expense data for use in analyzing the cost behaviour of maintenance costs.

O $5,000 $4.900 $4,000 COSTS $3,000 Total Cost Line Fixed Cost Element $2,000 $1,000 IL Variable Cost Element 0 100 200 300 400 500 600 700 Machine Hours O $5.000 Total Cost Lines $4.900 $4.000 COSTS $3.000 Fixed Cost Element $2.00 0 $1.00 0 Variable Cost Element 0 100 200 300 400 500 600 700 Machine Hours O $5,000 $4.900 $4,000 COSTS $3,000 Total Cost Line Variable Cost Element $2,000 $1,000 Fixed Cost Element 0 100 200 300 400 500 600 700 Machine Hours O $5,000 Total Cost Lines $4,900 $4.000 COSTS $3,000 Variable Cost Element $2.000 $1,000 Fixed Cost Element 0 100 200 300 400 500 600 700 Machine Hours