mary is willing to pay $50 for a christmas tree, john is willing to pay $45 and Jeff is willing to pay $40. The price of a tree is $40.

mary is willing to pay $50 for a christmas tree, john is willing to pay $45 and Jeff is willing to pay $40. The price of a tree is $40. The total consumer surplus for mary,john and jeff taken together isa. $15b. $135c. $40d. $120e. $95

Mary is willing to pay $50 for a christmas tree, john is willing to pay $45 and Jeff is willing to pay $40. The price of a tree is $40. The total consumer surplus for mary,john and jeff taken...