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A line graph of a candle burning shows its height: 20 cm at 0 min and 12 cm at 4 min, falling at a steady rate.
What will the candle's height be at 10 minutes?

Class 8Graphs of Real-Life DataCoordinate Geometry
  • A0
  • B1
  • C-1
  • D2

Step-by-Step Solution

Rate = cm/min. After 10 min it falls 20 cm, so height = 20 - 20 = 0 cm (fully burnt).
Answer: A) 0

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