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Drawing and using a conversion graph

Drawing and using a conversion graph

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80 kilometres is equal to 50 miles.

  1. On the grid, draw a conversion graph for distances from 0 km to 80 km.
  2. Use your graph to change 48 km into miles.
  3. Use your graph to change 20 miles into kilometres.
  4. Two cities are 400 km apart. Find this distance in miles.

Solution:

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Answer:(a) a straight line from \((0,0)\) to \((80,50)\) (b) 30 miles (c) 32 km (d) 250 miles

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