What is the time in Accra (longitude 0°) when the local time at (longitude 45°W) is 12 noon?
CORRECT ANSWER: OPTION A. 3.00pm
EXPLANATION: Difference in longitudes(45-0)/15x1hour = 45/15x1hour=3.The local time at (longitude 45°W) is 12 noon. Therefore, the time in Accra (longitude 0°) is 12:00pm+3=3:00pm. The earth completes one rotation (360°) in 1440 minutes. So, how much time will it take to reach from one longitude to the other longitude? 1440 divided by 360 = 4 minutes.
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