conversations.from: human
conversations.value: It takes 2.5 hours to groom a dog and 0.5 hours to groom a cat. What is the number of minutes it takes to groom 5 dogs and 3 cats?
  Give me a detailed solution.
conversations.from: assistant
conversations.value: 2.5 * 5 = 12.5 hours
  0.5 * 3 = 1.5 hours
  12.5 + 1.5 hours = 14 hours
  14 hours = 14 * 60 = 840 minutes
  It would take 840 minutes to groom 5 dogs and 3 cats.