SOLUTION: How many cubic feet of bean bag beans do I need to fill a 40" round X 7" deep dog bed?

Question 401462: How many cubic feet of bean bag beans do I need to fill a 40" round X 7" deep dog bed?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!

If 40" round is the circumference, then r = 40/2pi = 20/pi
V = pi*(20/pi)^2*7 = 2800/pi cubic inches =~ 891 cubic inches
891 cu in/1728 =~ 0.515 cubic feet
-------------------------------
If 40" round is the diameter
V =~ 5.09 cubic feet

RELATED QUESTIONS
I want to build a bean bag that is 3 feet in diameters and 8 feet long. How many yards of (answered by Alan3354)

how many gallons of paint do i need to fill a square x feet... (answered by Mathtut)

I have a tank that measures 30 feet wide x 30 feet long x 21 feet deep. I need to fill... (answered by ewatrrr)

Building a flower bed for the wife and it's been years since I've done calculations.... (answered by jim_thompson5910)

How many bags of bean bag filling will it take to fill a twin sized air mattress (answered by richwmiller)

Colombian coffee beans cost $5.50/lb., while Peruvian coffee beans cost $4.25/lb. We want (answered by josmiceli)

I HAVE AN 18" DIAMETER ROUND HOLE THAT IS 5 FEET DEEP . HOW DO I FIGURE CUBIC FEET OF... (answered by JBarnum,ewatrrr)

circular flower garden that has a radius of 6.25 ft and is 9 inches deep. Need to buy... (answered by rothauserc)

A new cylindrical tank will be installed in a pre-existing rectangular channel measuring... (answered by Theo)