열 개

ten items

→ 열
phrase Rare #16,422
ten items 개 is a general counter used for many objects.
KO: 사과 열 개를 샀어요.
EN: I bought ten apples.

열 개 나오는 게 맞지?

There should be ten, right?

— A Moment to Remember (2004)

알사탕 한 줄에 열 개 니까

Since there are ten candy pieces in a row

— 패왕별희 (1993)

원래 열 개 지, 어?

There were ten to begin with, right?

— A Moment to Remember (2004)