Jacoby sells orange juice at his juice stand. The graph below shows how much jacoby makes selling his orange juice. Which of the following shows the rate at which jacoby earns money selling his juice

When george started his current job, his employer told him that at the end of the first year, he would receive two vacation days. after each year worked, his number of vacation days will double up to five work weeks (25days) of payed vacation. how many vacation days will he have in 4 years