YOU SAID:
How much does this cost?
INTO JAPANESE
このコストはいくらですか。
BACK INTO ENGLISH
How much will this cost?
INTO JAPANESE
これはどのくらいかかりますか。
BACK INTO ENGLISH
How much does it cost?
INTO JAPANESE
それはどれくらいしますか?
BACK INTO ENGLISH
How much is it?
INTO JAPANESE
いくらですか?
BACK INTO ENGLISH
How much?
INTO JAPANESE
いくらですか?
BACK INTO ENGLISH
How much?
That didn't even make that much sense in English.