Answer:
3.875 lb
Explanation:
Weight of table = 19lb 4 oz = 19-4/16 lb = 19.25 lb
Weight of each chair = 11 lb 9 oz = 11-9/16 lb = 11.5625 lb
Weight of 2 chairs = 2 x 11.5625 = 23.125 lb
Difference in weight between 2 chairs and one table
= 23.125 - 19.25
= 3.875 lb