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WAEC Geography 2016 Question 18

Question 18

Latitude, Longitude and Time

What will be the time in Sao Luis, Brazil (Longitude 45°w) when it is noon in London (longitude 0°)?

  1. A.10.00 pm.
  2. B.10.00 am.
  3. C.9.00 am.
  4. D.7.20 am.
Show the answer and explanation

Answer: C (9.00 am.)

Explanation

45° × 4 minutes = 180 minutes = 3 hours; west is behind, so 12 noon − 3 h = 9.00 am.