exam Maths Puzzle Numerical Ability

The latitude of Princeton, New Jersey, is 40.5 degrees north of the equator. How far is it from Princeton to the equator if the diameter of the earth is 7920 miles?

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exam Other Question

A farmer drives to town at 40km/h, spends 1.5 hours in town and returns home travelling at 30km/h. If he has been away from home a total of 5 hours, how far is hes farm from town? Q. what is meant by the sampling distridution of the mean?