Need help. please

Look at the two tables below. What is the total surplus if Bob buys a unit from Carlos? If Beata buys a unit from Courtney? If Bob buys a unit from Chad? If you match up pairs of buyers and sellers so as to maximize the total surplus of all transactions, what is the largest total surplus that can be achieved? Maximum actual Price minimum Actual Price Price willing (Equilibrium Acceptable (Equilibrium Person to Pa- $ Fri\" $ Person Erie. $ Priao $ -I_i- -_-i- - __ - ._ - _-- - _ E_'_- _ Instructions: Enter a whole number as your answer. a. What is the total surplus if Bob buys a unit from Carlos? $ |:| Instructions: Enter a whole number as your answer. b. What is the total surplus if Beata buys a unit from Courtney? 55 III Instructions: Enter a whole number as your answer. c. What is the total surplus if Bob buys a unit from Chad? $ III Instructions: Enter a whole number as your answer. d. If you match up pairs of buyers and sellers so as to maximize the total surplus of all transactions, what is the largest total surplus that can be achieved? $|:|