conversations.from: human
conversations.value: Stefan goes to a restaurant to eat dinner with his family. They order an appetizer that costs $10 and 4 entrees that are $20 each. If they tip 20% of the total for the waiter, what is the total amount of money that they spend at the restaurant?
  Find the solution.
conversations.from: assistant
conversations.value: The total cost of the entrees is 4 * $20 = $80.
  The total cost of the dinner is $80 + $10 = $90.
  The tip is $90 * 0.20 = $18
  The total cost with tip is $90 + $18 = $108