Q: 45 (NDA-II/2009)

Consider the following statements:
1. International Date Line is drawn zig-zag to avoid landmass.
2. International Date Line is 180° W as well as 180° E of Greenwich.
3. A ship sailing westward from Greenwich when crossing International Date Line would put back the date by a day.
Which of the statements given above is/are correct ?
question_subject: 
General Knowledge
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