180
zero
55 degrees east is the longitude.
The degree of longitude equivalent to east of 5 degrees west longitude is 355 degrees. This is because there are 360 degrees in a full circle, so moving 5 degrees east from 5 degrees west would place you at 355 degrees longitude.
They sit at the 40 degree East line of longitude.
They sit at the 40 degree East line of longitude.
For each degree of longitude to the east, the local mean time is four minutes ahead.
There are 180 degrees of latitude between 45 and 40 degrees east longitude. However, if you meant how many degrees of longitude are there, there are 5 degrees of longitude between 45 and 40 degrees east longitude.
The small country in the Himalayas that lies on the 90th degree east line of longitude is Bhutan.
australia
China? maybe
North Sea
23 degrees east