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6)Tina sells a single product. 8,000 units were sold resulting in $80,000 of sales revenue, $20,000 of variable costs, and $10,000 of fixed costs. If variable costs decrease by $1 per unit, the new margin of safety (based on actual sales) is how much in dollars)? 7)Bob is holding a fundraising banquet. He has two options for the banquet: OPTION one: a. Fixed rental cost of $1,000 b. $12 per person for food OPTION two: a. Fixed rental cost of $3,000 b. A caterer who charges $8.00 per person for food He has budgeted $1,800 for administrative and marketing expenses. He will hire a band which will cost another $800. Tickets will be $30 per person. Which option provides the greatest operating income if 600 people attend? 8) How many people would need to attend such that the costs for the two options are the same? 9)If the contribution margin ratio is 0.40, targeted operating income is $80,000, and targeted sales volume in dollars is $500,000, then the operating leverage factor is how much? NEL Chia ta nanerate an additional $12