3. Experts say older people were happier and healthier in the past because they did more exercise and spent more time with family and friends, whereas now many suffer loneliness and health problems. What are the causes of this and what are some solutions?

The table illustrates the amount of the sales at a small restaurant in their day-to-day operation during lunch and dinner time starting from Monday to Sunday during October 7th to 13th. Overall, the gap of the sales between Lunch and Dinner had recorded around 1,000,

however

, the size of

gap

Suggestion

the gap

had suddenly increased on Friday. By the way, the fast food chain had substantially generated quietly lesser on weekends than ordinary days. On the

weekday's

Suggestion

weekday

lunch time, the gathered money had recorded around 2,500 dollars and the highest sale had collected on Wednesday (2,595 dollars); meanwhile, that had dropped on the weekends and the lowest number of it had reached 1,550 on Sunday. On the other side, the restaurant had earned approximately 3,800 dollars Monday to Thursday at night, yet, the sale on Friday had recorded highest which is 4,350 through the ordinary days even though they had generated the lowest amount of bills on Sunday (2,450).