Jamie is considering leaving her current job, which pays $75,000 per year, to start a new company that develops applications for smartphones. Based on market research, she can sell about 50,000 units during the first year at a price of $4 per unit. With annual overhead costs and operating expenses amounting to $145,000, Jamie expects a profit margin of 20 percent. This margin is 5 percent larger than that of her largest competitor, Apps, Inc. What is the profit margin of Apps, Inc?
1) 15%
2) 10%
3) 20%
4) 25%