If a car travels 30 mi. north for one-half hour, 50. mi. east for one hour, and 30 mi. south for 30 min., what is the total distance the car traveled?

Amanda went into the grocery business starting with five stores. after one year, she opened two more stores. after two years, she opened two more stores than the previous year. if amanda expands her grocery business following the same pattern, which of the following graphs represents the number of stores she will own over time?