Question

What is the local time at 45 degrees longitude if the greenwich time is 12:00 noon?

Answer 1

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At Greenwich, the time is 12:00 noon.
It means 12 hours.

Now, 45 degrees to minute,.
45 * 4 = 180 mins.

Now, 180 mins to hours.
180/60 = 3 hours.

Now, 12 hours + 3 hours = 15 hours.

Thus, the time on 45 degree longitude is 3:00 p. m.

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