How many are there in Mi-na's family?
There are five in her family: her father, her mother, her older brother Min-su, her younger brother Min-ho, and her.
How many people are there in Mi-na's family?
How many members are there in Mi-na's family?
How many people are in Mi-na's family?
How many members are in Mi-na's family?
How many are Mi-na's family?
----------------------------------
Is the answer to the first question correct?
What about the other questions? Are all the questions grammatical?
2 answers
Absolutely!
P.S. For the last I'd add "How many are in Mi-na's family?"