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What fraction of a day is 7 and one half hours?
7 and one half hours = 15 half hours. There are 24 hours in a day, so there are 48 half hours in a day. Therefore the answer is 15/48, which can then be reduced to 5/16.
What fraction of a day is 12 hours?
1/2It is 12/24 which can be simplified to 1/2 a day
How much Cu-61 (half-life about 3 hours) would remain from a 2 mg sample after 9 hours?
.25 mg
How much Cu-64 (half-life about 12 hours) would remain from a 2 mg sample after 12 hours?
1 mg
How much cu-61(half-life about 3 hours) would remain from a 2 mg sample after 6 hours?
0.25 mg
How much is a half of an hour equal to how much of a day?
Half of an hour = 1/2 hour...(1) Hours in a day = 24 hours and 1 hour = 1/24 day...(2) From the above two results, we get Half of an hour = (1/2)/24 day = 1/48 day
What fraction of a day is 7 and one half hours?
7 and one half hours = 15 half hours. There are 24 hours in a day, so there are 48 half hours in a day. Therefore the answer is 15/48, which can then be reduced to 5/16.
How much is 12 hours to day's?
12 hours = 1/2 day
The half-life of a certain radioactive isotope is 12 hours If you start out with 10 g of the isotope after 1 day there will be?
If you take one day equal to 24 hours, then 1 day constitutes 2 Half lives. Mass of isotope left after 12 hours=10/2=5g Mass of isotope left after 2 half lives or 1 day=5/2=2.5g.
What fraction of a day is 2 and a half hours?
2.5/24 = 5/48
How much time should I be on my phone?
2 to 3 hours a day
How many hours an 2 half days?
There are 24 hours in a day and night.24 x 2.5 = 60 hours
Why there has to be 24 hours in a day and not 13 hours?
24 is divisible by 2, 3, 4, 6, 8 and 12 so that it is easy to define half a day, a sixth of a day etc. 13 is a prime so even half a day would require working out half an hour.
How do you drive from Newcastle to Edinburgh?
Roughly 2 hours or on a good day an hour and a half.
how much can I exercise a day?
2 hours if you want
How many minutes are there in one and a half days?
In one and a half day, there are 2,160 minutes in a day because there are 60 minutes in a hour, and there are 24 hours in a day and half of 24 hours (half a day) is 12, so 24+12=36, and 36(hours in 1 1/2 days ) times 60 minutes (total minutes per hour) equals 2,160 minutes in one and a half days. Step 1: 24x1/2=12 Step 2: 24+12=36 Step 3: 36x60=2,160 Your answer: There are 2,160 minutes in one and a half days.
How many hours are in 2 half hours?
2 half hours would be 1 hour
