seixanta

In a sentence

• Hi ha seixanta cadires a la sala.

  There are sixty chairs in the room.

  Here, 'seixanta' is used as a numeral adjective to quantify the noun 'cadires' (chairs).

• El número d'inscrits va pujar fins a seixanta.

  The number of registrants went up to sixty.

  In this context, 'seixanta' stands alone as a numeral representing the quantity directly.

• Ella va acabar la cursa en seixanta segons.

  She finished the race in sixty seconds.

  Here, 'seixanta' functions as part of a time expression denoting a number of seconds.