I don't normally like to start with this kinematic equation, but I am going to anyway. ... So, by reducing the mass of the jumper down to 70 kg I get a free fall time around 5 minutes.

img src="https://img.jagranjosh.com/images/2024/July/472024/Featured-Image-(7)-(1).jpg" width="1200" height="675" /> Kinematics Equation: The branch of physics that ...