A group of economist studied the gasoline market. They wanted to find out how many gallons consumers would buy each day at various prices. Let us suppose that through market research, they found that If the price of a gallon of gasoline was People would buy:

a. $1.40 55 million gallons
b. 1.80 40 million gallons
c. 2.20 25 million gallons
d. 2.60 10 million gallons
e. 3.005 million gallons
f. 3.40 1 million gallons