Feed ratio improves egg production. In 1940, a layer averaged123 eggs per year selling for 16.5 cents per dozen. By 2010, a layer averaged 300 eggs per year selling for 78.2 cents per dozen.

1. What is the percent of increase in egg production from 1940 to 2010?
2. What is the percent of increase in selling price from 1940 to 2010?
3. What is the expected income from sale of eggs from 2,000 layers in 2010?