{
    "hints":  [
                  {
                      "text":  "Read the length and width of rectangle JKLM from the diagram.",
                      "level":  1
                  },
                  {
                      "text":  "Add L + W, then multiply by 2 for the perimeter.",
                      "level":  2
                  },
                  {
                      "text":  "L + W = 7 11/20, so perimeter = 2 x 7 11/20 = 15 1/10.",
                      "level":  3
                  }
              ]
}