Paint by Number sells admission tickets for a painting class for $$40$ each. The cost of providing the canvas and supplies is $$30$ per ticket and the fixed cost of operating the art gallery is $$25,000$ per month. The company can accommodate $5,200$ patrons each month. What is the contribution margin per patron?

A$.$ $$10\mathrm{.}00$

B$.$ $$30\mathrm{.}00$

C$.$ $$0\mathrm{.}25$

D$.$ $$4\mathrm{.}00$