Big Chill, Inc. sells portable dehumidifier units at the current price of $127. Unit variable costs are $82. Fixed costs, made up primarily of salaries, rent, insurance and advertising, are $4,474,000. Management is considering a price decrease of $16. Calculate the increase or decrease in unit sales necessary to breakeven on the price change

answer is 54854. please show work

AutoPartsWarehouse.com sells chrome rims for $1,270 (for a set of 4) and uses a markup of 70% on selling price. What will be the percent markup on cost?

i believe the answer is 233. please show work, thank you!