Questions & Answers about Det koster én milliard.
Det means it here.
Just like English often says It costs..., Norwegian usually needs a subject too. In this sentence, det can refer to some thing already known from context, or it can function as a general it.
For example:
- Huset koster én milliard. = The house costs one billion.
- Det koster én milliard. = It costs one billion.
So det is completely normal here.
Koster is the present tense of the verb å koste, which means to cost.
So:
- å koste = to cost
- koster = costs / is costing
In this sentence, Det koster én milliard means that something costs one billion.