Answer:
The rule is "add 5, add 10, add 20" and the rule keeps doubling.
It is given in the question that
A farmer owns about 960 acres of land. If his farm is square.
First we convert acres to miles square, and the conversion expression is

Therefore,

Let the side length of the square be x miles .
And the formula of area of square is

It decreased $7 in the last 2 days
A home mortgage is usually D.20-30 years
The 12 ounce bottle is a better buy as the customer spends less per ounce ($0.1158/oz) than the 24 ounce ($0.1163/oz).