The chart shows demand and supply curves for gas. According to the chart, there is a surplus of
- about 4 million gallons per week at a price $2.00 per gallon
- about 3 million gallons per week at a price $1.00 per gallon
- about 5 million gallons per week at a price $2.50 per gallon
- about 2 million gallons per week at a price $1.50 per gallon