Average is 16 to 20 inches. 18 inches is normal.
Depends entirely on what kind of chair. I have folding metal chairs that weigh about 3 pounds and old wood dining chairs that weigh about 15.
The average computer desk is 24 inches wide, 30 inches high and 24 inches deep.
96 to 100 inches
Kitchen chairs do come in a wide variety of colors. Stores carry chairs in all colors as well as different types of materials. For example, you can buy wooden chairs, chairs covered in fabric, plastic chairs or metal chairs.
The average size of a toilet is 21-30 inches wide, 14-16 inches from bowl to rim, and has a depth of 27-30 inches.
the average height of a kitchen table is between 25-30 inches depending on how high your chairs are
30 inches is pretty standard.
Average world wide is 6 inches.
An airline seat is typically narrower than standard seating dimensions. Standard seating dimensions for chairs or seats are usually around 18-20 inches wide, while airline seats are typically around 17-18 inches wide.
1.75 yards of fabric
the average size ranges from 6 to 10 inches
the average mans humerous is a bone in his arm