Ashley has had two offers for babysitting jobs. Ms. Ames has offered to pay her $200 a month, while Ms. Barnes has offered to pay her $10 plus $5 per hour. Ashley has created a graph to help her decide.

If Ashley babysits for 30 hours per month, how much more money can she make if she chooses to work for Ms. Ames?

She can make _____ additional dollars.