They all mean the same in terms of time.
However, 'Thirty past ten' is an American expression, and rarely used, but understood elsewhere.
You can say "It's half past ten" or "It's ten thirty." Both phrases convey the same time, indicating that it is thirty minutes after ten o'clock.
136.5 / 10.5 = 13
Just divide thirty by ten to get three, and there you have it; three pounds is ten percent of thirty. This is proven by multiplying three by ten to get thirty.
thirty-nine ten thousandths = 39.0010
Thirty of them.
You can say "It's half past ten" or "It's ten thirty." Both phrases convey the same time, indicating that it is thirty minutes after ten o'clock.
70
11:30
Half past ten is 30 minutes after 10 o'clock. (10:30)
It's a time. It means that it's half past ten.
136.5 / 10.5 = 13
one hour and ten minuts
10:45
Just divide thirty by ten to get three, and there you have it; three pounds is ten percent of thirty. This is proven by multiplying three by ten to get thirty.
Seventy. 30 / .5 = 60; 60 + 10 = 70.
Ten percent of thirty is three.
Half past ten either in the morning or at night. So half an hour (30 minutes) before 11 o'clock. If on a 24 hour clock then 10:30 at night is known as 22:30