prompt: Jessica is having a sweet tooth and bought 10 chocolate bars, 10 packs of gummy bears, and 20 bags of chocolate chips. Her total rang up to $150. If the cost of a pack of gummy bears is $2 and a bag of chocolate chips costs $5, how much does 1 chocolate bar cost?
messages.content: Jessica is having a sweet tooth and bought 10 chocolate bars, 10 packs of gummy bears, and 20 bags of chocolate chips. Her total rang up to $150. If the cost of a pack of gummy bears is $2 and a bag of chocolate chips costs $5, how much does 1 chocolate bar cost?
messages.role: user
messages.content: The gummy bears cost 10*2=$<<10*2=20>>20.
  The chocolate chips cost 5*20=$<<5*20=100>>100.
  The total cost for these two is 100+20=$<<100+20=120>>120.
  The chocolate bars in total cost 150-120=$<<150-120=30>>30.
  A single chocolate bar costs 30/10=$<<30/10=3>>3.
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messages.role: assistant