どのぐらい

how much; how long

→ どの
phrase Rare #42,810
how much; how long Asks about the amount or extent of something, including time or distance; the exact meaning depends on context.
JA: 駅から空港までどのぐらいかかりますか。
EN: How long does it take to get from the station to the airport?

コーヒーには、どのぐらい砂糖が欲しいんだっけ?

How much sugar did you want in your coffee again?

この国はどのぐらいいるつもりですか。

How long do you intend to stay in this country?

この川の幅はどのぐらいですか。

How wide is this river?