Answer:
The correct solution will be "$3.25; $2.25". The further explanation is given below.
Step-by-step explanation:
The $1 tax could very well start creating a wedge between some of the price that producers and consumers start receiving.
⇒ 

to 
⇒ 

Attempting to solve the Q, we should get Q=45 equilibrium. 
The market value that customers pay will be:
= 

= 
 ($)
 ($)
The cost that customers receive will be:
= 

= 
 ($)
 ($)