a body dropped from top of Tower cover a distance 7x in the last secon

1.	a body dropped from top of Tower cover a distance 7x in the last second of its journey where X is the distance cover in the first second how much time does it take to reach the ground
Answer» 0-x=1s x-3x=2s 3x-5x=3s 5x-7x=4S answer is 4s

a body dropped from top of Tower cover a distance 7x in the last second of its journey where X is the distance cover in the first second how much time does it take to reach the ground

Answer»

0-x=1s

x-3x=2s

3x-5x=3s

5x-7x=4S

answer is 4s