Here are some basic ideas for prices.

Logos
"I know exactly what I want, here is the sketch" $50
"I don't know exactly what I want, but here are some sketches to start with" $150
"I have no clue what I want, but I will know it when I see it" $500

Websites
Simple or recreation of existing website $200
Medium to more advanced website $500
Advanced website $800
High level website $1500

Print
business cards
3 x 5 promotional color handouts
signs
t-shirts