In 1989 the cost of a dozen eggs was about 96 cents. The price of that item has approximately doubled in the intervening years.
A dozen eggs in 1912 cost only $0.40 for one dozen
$20
6 Dozen large eggs would weigh 4.2Kg
8 eggs
a dozen eggs
A dozen is 12. So 9 dozen means 9 x 12. -That is 108.
108 eggs equals 8 dozen eggs
Eggs are not sold by the box, but the dozen and in California I am paying 4.99 a dozen.
$1.16
Enough.
$.89