prompt: Weng earns $12 an hour for babysitting. Yesterday, she just did 50 minutes of babysitting. How much did she earn?
messages.content: Weng earns $12 an hour for babysitting. Yesterday, she just did 50 minutes of babysitting. How much did she earn?
messages.role: user
messages.content: Weng earns 12/60 = $<<12/60=0.2>>0.2 per minute.
  Working 50 minutes, she earned 0.2 x 50 = $<<0.2*50=10>>10.
  #### 10
messages.role: assistant