Helicopter Rides.The price of each ticket is $150 and the variable costs average $60 per person. Steve's monthly fixed costs are $58,500.

1. What is Steve's contribution margin per ride?

2. How many tours must the company conduct in a month to break even?

3. What sales revenue is needed to produce a net profit of $36,000 per month?

4. What is Steve's contribution margin ratio?

5. If annual sales increase by $100,000, by what amount will operating income increase?

6. If annual sales decrease by $50,000, by what amount will operating income decrease?