prompt: John buys 10 packs of magic cards.  Each pack has 20 cards and 1/4 of those cards are uncommon.  How many uncommon cards did he get?
messages.content: John buys 10 packs of magic cards.  Each pack has 20 cards and 1/4 of those cards are uncommon.  How many uncommon cards did he get?
messages.role: user
messages.content: Each pack has 20/4 = <<20/4=5>>5 uncommons
  So he got 10*5 = <<10*5=50>>50 uncommons
  #### 50
messages.role: assistant