A second is 1/3600th of an hour, or approximately .000278.
A decimal is a representation of a number and is independent of the units used. Unless, you are asked to write a nanosecond as a decimal fraction of a second or an hour or whatever.
It is: 1/12 of an hour or 0.08'3' recurring '3' as a decimal
12 hour
120 metres per second There are 3,600 seconds in one hour 120*3,600 = 432,000 metres per hour = 432 kilometres per hour 1 mile = 1.609 kilometres 432/1.609 = 268.4897452 miles So 120 metres per second is 268.5 mph corrected to one decimal place.
0.25 hour
A decimal is a representation of a number and is independent of the units used. Unless, you are asked to write a nanosecond as a decimal fraction of a second or an hour or whatever.
Rounded to two decimal places, 90 metres per second is approximately equal to 201.32 miles per hour.
It is: 1/12 of an hour or 0.08'3' recurring '3' as a decimal
0.25 hour
12 hour
1 mile = 1609 meters 1 hour = 3600 seconds, so 1 mile in 1 hour = 1609 meters in 3600 seconds
The second decimal place to the right of the decimal point is called the hundredths place
120 metres per second There are 3,600 seconds in one hour 120*3,600 = 432,000 metres per hour = 432 kilometres per hour 1 mile = 1.609 kilometres 432/1.609 = 268.4897452 miles So 120 metres per second is 268.5 mph corrected to one decimal place.
1.000 hour
0.25 hour
Rounded to two decimal places, (7.8 x 60 x 60) / 1609.344 = 17.45 miles per hour.
1 hour and 45 minutes becomes 1.75 hours as a decimal.