How many hundred thousands ten thousands and thousand there are in the number of acres if land big bend national park covers

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie

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.true or false?

George writes the mixed number as sum and uses the distributive property 1/2.-2/5=1/2-2+2/5=1/2