the answer is zero there are no stools
20 of the 3 legged stools and 11 of the 4 legged chairs
A chair can have four legs (typically a dinning room or kitchen chair). Some chairs have a single column and splayed out feet (typically an office/typist chair that spins). There are three legged stools (traditional milking stools). Armchairs will have four legs.
Breakfast or bar stools can easily fit under counters. Stools are usually lighter weight than chairs, light enough to move around as needed. These are just a couple of the advantages of stools over chairs.
9 tables and 12 stools
Assuming that the legs and seats can be used interchangeably with both the stools and chairs and you want to use all of the parts you could have 9 stools and 7 chairs
Three legged stands are often called stools. In photography a three legged stand is called a tripod.
Stools are high chairs that are usally seen in bars and in kitchens. Stools are also another name for fecal matter.
Office stools can be bought at a number of online stores. They can be purchased at the Office Depot website or the Office Chairs site or the Global Industrial site.
sitting on
Three. That is why three-legged stools are always stable--the ends of their legs define a plane.
mice poops ... or really small chairs.
It's simply how their culter teches them to sit. The Chinese sit in chairs or stools. The stools may be very short making it appear as if they are sitting on the floor. Chairs were reportedly introduced to China around 700 years ago. The Japanese, however, do sit on the floor to eat. They feel that digestion and circulation is better. The Chinese still have lots of customs that they practice and live by, but their culture had nothing to do with sitting on the floor or in a chair. 700 years ago and longer, people were still learning how to make things but first someone had to have a need or want for the idea to be born.