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It refers to an even which occurs at the frequency of once every 30 minutes and that the times of occurrence are on the whole hour and at 30 minutes (half an hour) past the hour.
The first part of the sentence gives the frequency (every 30 minutes) and the second gives the phase shift. The latter is to distinguish its timing from an event which takes place every 30 minutes but at 10 minutes and 40 minutes past each hour
What else can I help you with?
If you take a bill every half an hour how many minutes would the pill last?
30 minutes i guess theres only 30 minutes in an half-an-hour.
A clock that gains 30 second every hour will gain how many minutes in a day?
A clock that gain 30 second every hour will gain how many minutes in a day?
What is 30 minute in hour?
There are 60 minutes in 1 hour. So 30 minutes is half an hour.
What is the ratio of 30 minutes to an hour?
30 minutes = 1/2 hour(30 minutes)/(1 hour) = 1/2
What is 0.50 of an hour?
0.50 of an hour is 30 minutes.
How many minutes in half an hour and quarter of an hour?
There are 30 minutes in half an hour and 15 minutes in a quarter of an hour
How many minutes is 30 of an hour?
1/30 of an hour is 2 minutes.
What is 30 minutes as a fraction of an hour?
One hour is 60 minutes so 30 minutes is one-half of an hour.
How long 3 pills had been taken if 1 pill must be taken every 30 minutes?
If 1 pill must be taken every 30 minutes, then 3 pills would have been taken in the span of 1 hour and 30 minutes.
How many minutes are in 1 hour and 30 minutes?
1 hour is 60 minutes. 60 minutes + 30 minutes = 90 minutes
30 minutes how many hours in a fraction form?
1/2 of an hour. 30 minutes.
How many minutes are in an hour and a half?
90 min are in a hour and a half90since an hour is 60 minutes and a half hour is half that (30) you just do a simple addition for your answer60+30=90 minutesThe number of mintues in a half hour are 30 minutes because a full hour is 60 minutes and if you divide it in to 2's u get 30 min!
