Hat is the difference between the areas of a circular table with diameter 6 ft and a circular table with diameter 8 ft?

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year the population of her town is changing by a constant rate

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

Runner ran 1 4/5 miles on monday and 6 3/10 on tuesday. how many times her monday’s distance was her tuesdays distance