This is the 1292nd most frequent Catalan word.
ràpida
"Ràpida" means "fast" or "quick" in English (feminine form).
In this sentence, 'ràpida' is an adjective describing the noun 'bicicleta', indicating speed.
Ella té una bicicleta ràpida.
She has a fast bicycle.
Here, 'ràpida' is used as an adjective to characterize the noun 'resposta', referring to promptness in time.
La resposta va ser ràpida.
The answer was quick.
In this case, 'ràpida' is attributive to the noun 'solució', conveying the necessity for promptness or urgency.