prompt: John buys a chair. He then buys a table that is 3 times the price of the chair. Then, he buys a couch that is 5 times the price of the table. If John paid $380 for all these items, what is the price of the couch?
messages.content: John buys a chair. He then buys a table that is 3 times the price of the chair. Then, he buys a couch that is 5 times the price of the table. If John paid $380 for all these items, what is the price of the couch?
messages.role: user
messages.content: Let x be the price of the chair.
  The table costs 3*x.
  The couch costs 3*x*5=15*x.
  x+3*x+15*x=380
  19*x=380
  x=<<20=20>>20
  The couch costs 20*15=<<20*15=300>>300 dollars.
  #### 300
messages.role: assistant