graph demand & supply curves

price per gallon of gas : 2.00 2.25 2.50 2.75 3.00 3.25 3.50
qty-demanded 36 35 34 33 32 31 30
qty-supplied 24 26 28 30 32 34 36
1.graph demand & supply curves
2.equilibrium price
3.supply at every price is reduced by 6 gallons what new equilibrium price?
4.govt freeze the price gasoline at its initial equilibrium price how much surplus storage exist when supply is reduced described