Questions & Answers about Ana negociază prețul și plătește cu bancnota.
Both verbs are present tense, third person singular.
They match Ana, which is a single person:
So the sentence describes what Ana is doing / does in the present.
Because prețul is the definite form: the price.
In Romanian, the definite article is usually attached to the end of the noun:
- preț = price / a price
- prețul = the price
So negociază prețul means she negotiates the price, not just a price in a general sense.