solve this one last one is consumer surplus increase or decrease

What is the amount of the tax? $ 120- What is consumer surplus before the tax? $ Stax S 110- Consumer surplus by $ as a result of the tax. 100- 90- 80- 7065.. 60-.... 50- 40- 30- 20- . . . . . 10- :505 5 D 20 40 60 80 100 120