If one person has there food card and carry and conceal can someone go with them who doesnt have either?

You don't need a Food, I mean Foid or Conceal & Carry card to enter the store, but you will need a Foid card if your trying to go to the range

Yes if the have driver so licence or id

Yep

Yes u can. I did it a couple weeks ago when I was waiting for my renewed foid card and my husband was active and I went with him on his.