The data in the table below are for kilos of prawns.

Price	Quantity Demanded	Quantity Supplied (before tax)	Quantity Supplied (after tax)
$21	255	195
23	235	205
25	215	215
27	195	225
29	175	235
31	155	245
33	135	255

a) What is the present equilibrium price and quantity?

Equilibrium price: $..........Equilibrium quantity:......................

Suppose that the government introduces a $6 excise tax on prawns.

b) Complete the Quantity Supplied (after tax) that results.

c) What will be the new equilibrium price and quantity?

New equilibrium price: $........ New equilibrium quantity:..........