I can’t understand I’m sorry but if you need help with math I can help you
Steel is more elastic than rubber<span> because </span>steel<span> comes back to its original shape faster </span>than rubber<span> when the deforming forces are removed, hope it helps :)</span>
The shape is connected in parallel so;
5.1) Ans;

5.2) Ans;

I hope I helped you^_^