Dental Comfort Services provides dental cleanings to its patients. The selling price of a cleaning is $150 and the variable costs associated are $85. The monthly relevant fixed costs are $10,000. Required: What is the breakeven point in cleanings?: cleanings $ cleanings What is the margin of safety in dollars, assuming sales total $30,000?: What is the breakeven level in cleanings, assuming variable costs decrease by 20%?: What is the breakeven level in dollars, assuming the selling price goes down by 10% and fixed costs increase $1,000 per month? $