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| 1. |
6. The standard meridian of a country is generally a multiple of O 15 degree or 71/2 degreeO 15 degree or 8 1/2 degree |
| Answer» 15 DEGREES of longitude is equivalent to 1 hour in time (that is 360 / 24) it is convenient to adopt time zones at 7.5 degrees or 15 degrees MULTIPLES. In other words time zones are separated by multiples of 1 hour or 1/2 hour. | |