Max sold 2 packages of chocolate chip cookies, and 2 packages of oatmeal cookies for a total of $30. Maggie sold 12 packages of chocolate chip cookies and 11 of oatmeal cookies for a total of $171. How much does one pack of chocolate chip cookies and one pack of oatmeal cookies cost?

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