No, but close. It should be: veinte cinco y media
son las diez y treinta = it's 10.30 son las diez y media = it's half past ten
El miércoles a las cinco y media.
Son las cinco y media (o treinta) de la tarde.
"Son las cinco y media." You could say, "Son las cinco y treinta" or "Son las seis menos treinta" but it is more common to use media to refer to the middle of the hour.
Son las cinco y media de la viente i'm not sure though...
That's everything but Spanish!
"Half past" when referring to time is "y media" It is pronounced "ee MAY-dee-ah". It is used in this way: "It is half past 5". "Son las cinco y media". Please see this site for confirmation of the translation: http://www.answers.com/library/Translations
725 Setecientos veinticinco $7.25 Siete dólares con 25 centavos/céntimos
It means 5:30
seiscientos treinta (six hundred and thirty) las seis y treinta (six thirty) las seis y media (half past 6)
"I get up at 5:30" in Spanish is "Me levanto a las cinco y media". It is pronounced "may lay-BON-toe ah las SINK-oh ee MAY-dee-ah". Please see this site for confirmation of the translation: http://www.answers.com/library/Translations
if you mean its 2.30 as in time- son las dos y media above means amount (money) etc