Question

Why is the standard meridian selected by a country a multiple of 7.5 degrees

Answer 1

Answer:

Hello

Here is your answer

Explanation:

Because 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

Hope it helps u ☺️

please Mark Me as Brainliest ❤️

............................,..

Answer 2

Answer: Earth complete its rotation in 24 hours show in 1 hour = 15° (360/24)

there are times on which covers 15° in 1 hour 0° longitude passes from middle time zone so each side prime meridian time zone divided into 7°30.So time zone are multiple 7°30

Hope it help you please mark as brilliant

Have a great day ☺️