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Tracy measured a boarding school and made a scale drawing. The scale she used was 11 millimeter : 99 meters. In the drawing, a building at the school is 77 millimeters wide. What is the width of the actual building?\newline____ meters\newline

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Q. Tracy measured a boarding school and made a scale drawing. The scale she used was 11 millimeter : 99 meters. In the drawing, a building at the school is 77 millimeters wide. What is the width of the actual building?\newline____ meters\newline
  1. Identify scale and measurement: Identify the scale used and the measurement on the drawing. Scale: 1mm:9m1\,\text{mm} : 9\,\text{m}, Drawing measurement: 7mm7\,\text{mm}
  2. Calculate actual width: Calculate the actual width of the building using the scale. \newlineActual width = 7mm×9m/mm=63m7 \, \text{mm} \times 9 \, \text{m/mm} = 63 \, \text{m}

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