How much hight above the ground a mancan throw a ball if he is able to throw the same ball upto maximum distance of `60 m?

What is the maximum vertical height to which a cricketer can throw a ball if he can throw it to a maximum horizontal distance of 160 m ?

The maximum distance to which a man can throw a ball by projecting it horizontally from a height h is h. The maximum distance to which he can throw it vertically up is

A boy throws a ball in air in such a manner that when the ball is at its maximum height he throws another ball. If the balls are thrown with the time difference 1 second, the maximum height attained by each ball is