Hausa is one of the major languages in Nigeria and it is spoken in some African countries such as Ghana, Niger, Cameroon, Chad and Benin among others.
Hausa language depend on borrowed words from Arabic, English and French depending on the country of the ethnic groups speaking it.
Hausa language have about two (2) major type; Hausa Bakwai and Banza bakwai.
Now, back to your question.
If you want to say “where is your mother” in Banza Bakwai you say “Ina wurka?” while in Hausa Bakwai you say “Ina maman ka?”
The two statements is acceptable but the earlier sound vulgar in a place where Hausa Bakwai is spoken and vice Visa.
Note: The places in Nigera where Hausa Bakwai is spoken of are; Katsina State, Kano state and zamfara state, Jigawa state etc. While that of Banza Bakwai are; Yobe state, Adamawa state, Gombe state, Benue state etc.