How to Say "I played a card game for 20 minutes." in Korean?

"I played a card game for 20 minutes." in Korean is 카드 게임 20분 했어요. (kadeu geim bun haesseoyo)

10분 (bun) - 10 Minutes
20분 (bun) - 20 Minutes
30분 (bun) - 30 Minutes
공원에서 10분 걸었어요. (gongwoneseo bun georeosseoyo) - I walked in the park for 10 minutes.
공원까지 5분 걸려요. (gongwonkkaji bun geolryeoyo) - It takes 5 minutes to the park.
집에서 공원까지 5분 걸려요. (jibeseo gongwonkkaji bun geolryeoyo) - It takes 5 minutes from my house to the park.
책 5분 읽었어요. (chaek bun ilgeosseoyo) - I read a book for 5 minutes.
쿠키 몇 분 만들었어요? (kuki myeot bun mandeureosseoyo) - How many minutes did you spend making cookies?