4:45 ; Quarter to 5 5:15 ; Quarter past 5
It can't be half past and a quarter to 5 at the same time. I assume the answer is 5.30 for half past 5, and 4.45 for quarter to 5.
A quarter of an hour after 5 o'clock. That is 5:15 [am or pm].
30 minutes
It is q quarter [of an hour] past five.
Quarter to means 15 minutes before the hour; e.g. 5:45 Quarter past means 15 minutes after the hour; e.g. 16:15
5:20 = son las cinco y veinte
5 in Spanish is "cinco". You cannot say "five" because that is an English word, not Spanish.
five, fifteen or 5:15
5:15pm or quarter past five
Referring to time? That would be 5:15.
4:15 fifteen minutes past four 45 minutes to 5