Canyon Dental Services is a specialized dental practice whose only service is filling cavities. Canyon has recorded the following for the past nine months:

MonthNumber of Cavities FilledTotal CostJanuary525$ 6,100February6506,000March5506,100April4755,850May4005,250June6256,400July6006,350August3005,000September7006,600

1.Use the high-low method to estimate total fixed cost and variable cost per cavity filled.

2.Using these estimates, calculate Canyons total cost for filling 450 cavities.