YOU SAID:
How's the wife and kids?
INTO JAPANESE
妻と子供はどうですか?
BACK INTO ENGLISH
How is your wife and children?
INTO JAPANESE
あなたの妻と子供はどうですか?
BACK INTO ENGLISH
How is your wife and child?
INTO JAPANESE
あなたの妻と子供はどうですか?
BACK INTO ENGLISH
How is your wife and child?
That didn't even make that much sense in English.