Question

A ball is thrown vertically upwards from the ground. It crosses a point at height of 60 m twice at an interval of 4 s. The velocity with which ball will hit the ground is
options are :
40 m/s ,20 m/s ,30 m/s ,15 m/s

answer fast !!!!​

Answer 1

option C 30

from my side 30 will be the correct answer

please make me in the brain list

Answer 2

Answer:

Option C is the correct answer and sorryyyyy