One-half has or one-half have?

1. "I'll cut the apple in half; one half is for you, the other for me."
2. "My half of the apple has fallen to the floor."
3. "Only one half of the members were present at the meeting."
or
4. "Half the members were present."
5. "Half of the children in this school study chemistry, (the other) half study Spanish."

In sen

Thanks! I'm using GPO, which calls for a hyphen.

Strange! ~laughs~
That's the only thing I can say. I still don't like the idea of using a hyphen.

0Hello02br
02br
00Which one is correct?02br
02br
01font00- Give me 1.5 dollar OR dollars.02br
00- Give me 0.5 dollar OR dollars.02font02br
02br
01font00And why is "Only one half of the members 01b00were...02b00" correct not "Only one half o

0 Hi 02br
02br
00I consider all of the options to be incorrect because they wouldn't normally be spoken or written that way.02br
02br
00You can say these:02br
02br
00Give me a dollar fifty.02br
00Give me me one dollar and fifty cents. 02br
00Give me a dollar and a half.02br
01i00Written:02i

0Hi,02br
02br
00Both are dollar01b00s02b00 - 'give me 0.5 / 1.5 dollars' (sounds like a mugging!). This is because they're multiples of a dollar, even if it's a multiple of 0.5. However, you could say 'give me half a dollar'.02br
02br
00Also, it's 'one half of the members 01b00were02b00' because the 'one half'

0 01blockquote

01cite10Noddypob12cite10Both are dollar11b10s12b10 - 'give me 0.5 / 1.5 dollars' (sounds like a mugging!). 12blockquote

10You must have some mighty strange sounding muggers over there. 05000 But I agree that if somebody used the decimal this way in spoken or written English (i.e. "Give m