human
Cory bought a patio table and 4 chairs for $135. The patio table cost $55. If each chair cost the same amount, how much did each chair cost?
assistant
How much did the chairs cost? ** The 4 chairs cost Cory $135 - $55 = $80.
How much did each chair cost? ** Each chair costs $80 / 4 = $<<80/4=20>>20.
#### 20