Why is it so hard to start back after u drive it for awhile or when u fill it up

What is your question?

Everytime I put gas in it it takes forever for it to start back or it's hard to start back after driving it awhile

What makes this problem better or worse?

Turning key on an off for a while then it starts

How long has your 2004 Mazda RX-8 had this problem?

Bout 3 weeks