Korean phrase
~ 얼마나 남아야 하나요? ~ eol ma na na ma ya ha na yo
Meaning
How much of ___ should remain?
When to use it
This politely asks how much needs to be left. It checks the minimum amount or time needed for a particular purpose.
Example dialogue
휴대폰 배터리가 얼마나 남아야 하나요? hyu dae pon pae teo ri ga eol ma na na ma ya ha na yo
How much battery should the phone have left?
회의 동안 쓸 거면 적어도 50%는 있어야 해요. hoe ui tong an sseul kkeo myeon cheo geo do 50 neun i sseo ya hae yo
If you plan to use your phone during the meeting, the battery should be at least 50%.