Different varieties of yogurts stay fresh for varying amounts of time. For example, an unopened drinkable yogurt or yogurt with fruit has a shorter lifespan of seven to ten days. Greek yogurt and reduced fat yogurt are good for one to two weeks past the expiration date. If there is an excessive amount of liquid at the top of the yogurt or a curdling texture near the bottom of the yogurt, the yogurt is spoiling and should be thrown away.
Average Cost. According to the College Board, the typical college student will spend over $1,000 per each year of college. This is the amount for two semesters of school at about $500 per semester. Each book may cost between $80 and $120. The total cost that a college student will spend depends on several factors.
Of the respondents who reported having read a book, the mean was 6.5 books per year. Specific percentage breakdown summary: 1 to 5 books 41%. 6 to 15 books 31%. More than 15 books 27%. Hope this is helpful. The full survey is in the link above.