Earth distance from the sun is 1.5x10^11 m while Uranus distance from the sun is 2.87x10^12 m if earths period of revolution is 365 days what is the period of revolution for Uranus?

An insurance company wants to know if the average speed at which men drive cars is higher than that of women drivers. the company took a random sample of 27 cars driven by men on a highway and found the mean speed to be 72 miles per hour with a standard deviation of 2.2 miles per hour. another sample of 18 cars driven by women on the same highway gave a mean speed of 68 miles per hour with a standard deviation of 2.5 miles per hour. assume that the speeds at which all men and all women drive cars on this highway are both approximately normally distributed with unknown and unequal population standard deviations.

Astone dropped into a well is heard to strike the water after 8seconds. find the depth of the well if the velocity of sound is 350m/s

Need asap ‼️ 20 pts which gravitational force field diagram is drawn correctly? (answers in pictures below)