Which best describes hookes equation

Aplane flies directly between two cities, a and b, which are separated by . from a to b, the plane flies into a headwind. on the return trip from b to a, the wind velocity is unchanged. the trip from b to a takes less than the trip from a to b. what is the airspeed of the plane, assuming it is the same in both directions

Jessie ran 5000 meters from the cops and an average speed of 6 meters / second before he got caught . how long did he run?

If element x has 99 protons how many electrons does it have