The latest version of the course has your suggestion as a correct answer. It's one of 13 variations we've added.
We didn't have that in our system yet. If something like this happens again could you please use the report button it or include your answers so we know what you put.
Absolutely, I didn't actually know there was a report button, thank you for your response.
Can "hanner" be used as a common "half"? "Mae hi'n hanner afal" - "There is half of an apple"
"There is half an apple" would be "Dyna hanner afal". "Mae hi'n hanner afal" means "It is half an apple" though it needs to be "Mae o'n hanner afal" because "Afal" is masculine.