alleryA place is two hours ahead in local time. How many degrees apart is its longitude?
A15 degrees
B60 degrees
C45 degrees
D30 degrees
Answer & Solution
Correct answer: D. 30 degrees
1. Each hour of time difference equals 15 degrees of longitude.
2. Two hours is 2 x 15 = 30 degrees.
3. 15 degrees is only one hour and 60 degrees is four hours.
_Source: Wikipedia, Longitude, Determination_
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