{
  "question_id": 5126,
  "hints": [
    {
      "hint_level": 1,
      "hint": "Children = s."
    },
    {
      "hint_level": 2,
      "hint": "Adults = s + 10."
    },
    {
      "hint_level": 3,
      "hint": "Total = s + s + 10 = 2s + 10."
    }
  ]
}