Louis Petit, a manager of Doggone Gorgeous, Inc., was reviewing the water bills of a dog daycare and spa. He determined that its highest and lowest bills of $4,000 and $2,600 were incurred in the months of May and November, respectively. If 500 dogs were washed in May and 200 dogs were washed in November, what was the fixed cost associated with the company's water bill? (Round any intermediate calculations to the nearest cent and your final answer to the nearest dollar.) A. $1,400 B. $2,600 C. $4,000 O D. $1,667 Martin was a professional classical guitar player until a motorcycle accident left him disabled. After long months of therapy, he hired an experienced luthier (a maker of stringed instruments) and started a small shop to make and sell Spanish guitars. The guitars sell for $700, and the fixed monthly operating costs are as follows: Rent and utilities Wages and benefits to luthier Other expenses $700 $2,000 $472 Martin's accountant told him about contribution margin ratios, and Martin understood clearly that for every dollar of sales, $0.60 went to cover his fixed costs, and anything above that point was profit. Martin wishes to earn $4,000 of operating profit each month. Calculate the number of guitars Martin will need to sell to achieve the target profit. (Round your answer up to the nearest whole guitar.) A. 18 guitars B. 16 guitars C. 4 guitars OD. 5 guitars Harmony Company sells hand - knit scarves. Each scarf sells for $45. The company pays $65 to rent vending space for one day. The variable costs are $15 per scarf. How many scarves should the company sell each day in order to break even? (Round your answer up to the nearest whole scarf.) A. 20 scarves B. 5 scarves O C. 3 scarves OD. 2 scarves