My preferred way to divide complex numbers is to multiply numerator and denominator by the complex conjugate of the denominator
Answer:
The distance from bethlehem to sudan is 2,155 km.
But here we have speed in meter per hour that is 100mph
So, T = D/S
T = 2,155/100
T = 21.55 hrs
After some research and studying the graph you posted with your question, there are many reasons why all four latitudes have the same number of hours of daylight on March 20th and also September 22nd.
Some of the reasons are:
These two dates are equinoxes, the sun's direct rays are over the equator, and the Earth's North Pole is not is not tilted toward or away from the Sun on those specific dates. Any of these answers are acceptable for the question you asked.
Answer:
Earth is just the right amount away from the sun, if it was too far away it would be cold. If it was too close, it would be too hot.
Explanation: