domain Yet another apprasial. WeldingDiscounts.com, ViagraVaut and WhatWith.com

[apples]

Hi all,

What would these domain names be woth as is undeveloped, no traffic just the names?

1. WeldingDiscounts.com

2. ViagraVaut.com

3. WhatWith.com

Cheers,
Peter
Australia

P.s What about my site. www.learn-how-to-weld.com, about 800 unique hits per month so far, 2 months old.

Cheers