7. A man has a mass of 80 kg on Earth.

 

   a. What is the man's weight on Earth in Newtons?

 

   b. What is the man's weight on Mars where the acceleration due to gravity is 3.7?

 

   c. What is the man's mass while on Mars? Explain your answer.

I need help with this question please! I have no idea how to do it

I really need help with this question. I don't know how to solve for Vp or Vg. Need clarification. Thank you!

Hello. I asked help previously with this question and still needhelp. For part (d) solutions of 4.57 and 5.55 are both incorrect.Also, the other part (d) below should be (e) and I need help withthis question as well. This question is similar to Chapter 11,Problem 51 on page 301 of book "Fundamentals of Phyics" 8thedition, ISBN 978-0-470-04473-5.